diff --git a/sql/core/src/main/scala/org/apache/spark/sql/catalyst/SQLBuilder.scala b/sql/core/src/main/scala/org/apache/spark/sql/catalyst/SQLBuilder.scala
index 9a02e3c8f31f9047485605e597e3478605b3e29c..5d93419f357ef7614b81eefd914316c36e878e0d 100644
--- a/sql/core/src/main/scala/org/apache/spark/sql/catalyst/SQLBuilder.scala
+++ b/sql/core/src/main/scala/org/apache/spark/sql/catalyst/SQLBuilder.scala
@@ -19,6 +19,7 @@ package org.apache.spark.sql.catalyst
 
 import java.util.concurrent.atomic.AtomicLong
 
+import scala.collection.mutable.Map
 import scala.util.control.NonFatal
 
 import org.apache.spark.internal.Logging
@@ -38,14 +39,23 @@ import org.apache.spark.sql.types.{ByteType, DataType, IntegerType, NullType}
  * representations (e.g. logical plans that operate on local Scala collections), or are simply not
  * supported by this builder (yet).
  */
-class SQLBuilder(logicalPlan: LogicalPlan) extends Logging {
+class SQLBuilder private (
+    logicalPlan: LogicalPlan,
+    nextSubqueryId: AtomicLong,
+    nextGenAttrId: AtomicLong,
+    exprIdMap: Map[Long, Long]) extends Logging {
   require(logicalPlan.resolved,
     "SQLBuilder only supports resolved logical query plans. Current plan:\n" + logicalPlan)
 
+  def this(logicalPlan: LogicalPlan) =
+    this(logicalPlan, new AtomicLong(0), new AtomicLong(0), Map.empty[Long, Long])
+
   def this(df: Dataset[_]) = this(df.queryExecution.analyzed)
 
-  private val nextSubqueryId = new AtomicLong(0)
   private def newSubqueryName(): String = s"gen_subquery_${nextSubqueryId.getAndIncrement()}"
+  private def normalizedName(n: NamedExpression): String = synchronized {
+    "gen_attr_" + exprIdMap.getOrElseUpdate(n.exprId.id, nextGenAttrId.getAndIncrement())
+  }
 
   def toSQL: String = {
     val canonicalizedPlan = Canonicalizer.execute(logicalPlan)
@@ -70,7 +80,7 @@ class SQLBuilder(logicalPlan: LogicalPlan) extends Logging {
     try {
       val replaced = finalPlan.transformAllExpressions {
         case s: SubqueryExpression =>
-          val query = new SQLBuilder(s.query).toSQL
+          val query = new SQLBuilder(s.query, nextSubqueryId, nextGenAttrId, exprIdMap).toSQL
           val sql = s match {
             case _: ListQuery => query
             case _: Exists => s"EXISTS($query)"
@@ -169,6 +179,11 @@ class SQLBuilder(logicalPlan: LogicalPlan) extends Logging {
         qualifiedName + " TABLESAMPLE(" + fraction + " PERCENT)"
       }.getOrElse(qualifiedName)
 
+    case relation: CatalogRelation =>
+      val m = relation.catalogTable
+      val qualifiedName = s"${quoteIdentifier(m.database)}.${quoteIdentifier(m.identifier.table)}"
+      qualifiedName
+
     case Sort(orders, _, RepartitionByExpression(partitionExprs, child, _))
         if orders.map(_.child) == partitionExprs =>
       build(toSQL(child), "CLUSTER BY", partitionExprs.map(_.sql).mkString(", "))
@@ -376,8 +391,6 @@ class SQLBuilder(logicalPlan: LogicalPlan) extends Logging {
     )
   }
 
-  private def normalizedName(n: NamedExpression): String = "gen_attr_" + n.exprId.id
-
   object Canonicalizer extends RuleExecutor[LogicalPlan] {
     override protected def batches: Seq[Batch] = Seq(
       Batch("Prepare", FixedPoint(100),
diff --git a/sql/hive/src/test/resources/sqlgen/agg1.sql b/sql/hive/src/test/resources/sqlgen/agg1.sql
index 9953640a6fa1c4bacfff8a7dac8f6d81ced3c798..05403a9dd8927fab5954e4b4cb8fc5b5c88a254c 100644
--- a/sql/hive/src/test/resources/sqlgen/agg1.sql
+++ b/sql/hive/src/test/resources/sqlgen/agg1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT COUNT(value) FROM parquet_t1 GROUP BY key HAVING MAX(key) > 0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `count(value)` FROM (SELECT `gen_attr` FROM (SELECT count(`gen_attr`) AS `gen_attr`, max(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr` HAVING (`gen_attr` > CAST(0 AS BIGINT))) AS gen_subquery_1) AS gen_subquery_2
+SELECT `gen_attr_0` AS `count(value)` FROM (SELECT `gen_attr_0` FROM (SELECT count(`gen_attr_3`) AS `gen_attr_0`, max(`gen_attr_2`) AS `gen_attr_1` FROM (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_3` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_2` HAVING (`gen_attr_1` > CAST(0 AS BIGINT))) AS gen_subquery_1) AS gen_subquery_2
diff --git a/sql/hive/src/test/resources/sqlgen/agg2.sql b/sql/hive/src/test/resources/sqlgen/agg2.sql
index 0caea28b0240a9bfb75dce18636f0a5553c2f9b0..65d71714fe850f26b04a2ed5fe74298a248a0db0 100644
--- a/sql/hive/src/test/resources/sqlgen/agg2.sql
+++ b/sql/hive/src/test/resources/sqlgen/agg2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT COUNT(value) FROM parquet_t1 GROUP BY key ORDER BY MAX(key)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `count(value)` FROM (SELECT `gen_attr` FROM (SELECT count(`gen_attr`) AS `gen_attr`, max(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr` ORDER BY `gen_attr` ASC) AS gen_subquery_1) AS gen_subquery_2
+SELECT `gen_attr_0` AS `count(value)` FROM (SELECT `gen_attr_0` FROM (SELECT count(`gen_attr_3`) AS `gen_attr_0`, max(`gen_attr_2`) AS `gen_attr_1` FROM (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_3` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_2` ORDER BY `gen_attr_1` ASC) AS gen_subquery_1) AS gen_subquery_2
diff --git a/sql/hive/src/test/resources/sqlgen/agg3.sql b/sql/hive/src/test/resources/sqlgen/agg3.sql
index 437afa7790773fc61445727b11dfbb74bfe38dad..14b19392cdce3dc5b45b87126ab018a57690c7b3 100644
--- a/sql/hive/src/test/resources/sqlgen/agg3.sql
+++ b/sql/hive/src/test/resources/sqlgen/agg3.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT COUNT(value) FROM parquet_t1 GROUP BY key ORDER BY key, MAX(key)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `count(value)` FROM (SELECT `gen_attr` FROM (SELECT count(`gen_attr`) AS `gen_attr`, `gen_attr` AS `gen_attr`, max(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr` ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1) AS gen_subquery_2
+SELECT `gen_attr_0` AS `count(value)` FROM (SELECT `gen_attr_0` FROM (SELECT count(`gen_attr_4`) AS `gen_attr_0`, `gen_attr_3` AS `gen_attr_1`, max(`gen_attr_3`) AS `gen_attr_2` FROM (SELECT `key` AS `gen_attr_3`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_3` ORDER BY `gen_attr_1` ASC, `gen_attr_2` ASC) AS gen_subquery_1) AS gen_subquery_2
diff --git a/sql/hive/src/test/resources/sqlgen/aggregate_functions_and_window.sql b/sql/hive/src/test/resources/sqlgen/aggregate_functions_and_window.sql
index c94f53b0a9f44bf6bed457712c54f8b33ce9f2b7..e3e372d5eccdde43ae6d33cb712f0dd9e14d6056 100644
--- a/sql/hive/src/test/resources/sqlgen/aggregate_functions_and_window.sql
+++ b/sql/hive/src/test/resources/sqlgen/aggregate_functions_and_window.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT MAX(c) + COUNT(a) OVER () FROM parquet_t2 GROUP BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(max(c) + count(a) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING))` FROM (SELECT (`gen_attr` + `gen_attr`) AS `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, count(`gen_attr`) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr` FROM (SELECT max(`gen_attr`) AS `gen_attr`, `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr`) AS gen_subquery_1) AS gen_subquery_2) AS gen_subquery_3
+SELECT `gen_attr_0` AS `(max(c) + count(a) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING))` FROM (SELECT (`gen_attr_1` + `gen_attr_2`) AS `gen_attr_0` FROM (SELECT gen_subquery_1.`gen_attr_1`, gen_subquery_1.`gen_attr_3`, count(`gen_attr_3`) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr_2` FROM (SELECT max(`gen_attr_5`) AS `gen_attr_1`, `gen_attr_3` FROM (SELECT `a` AS `gen_attr_3`, `b` AS `gen_attr_4`, `c` AS `gen_attr_5`, `d` AS `gen_attr_6` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_3`, `gen_attr_4`) AS gen_subquery_1) AS gen_subquery_2) AS gen_subquery_3
diff --git a/sql/hive/src/test/resources/sqlgen/case.sql b/sql/hive/src/test/resources/sqlgen/case.sql
index f6a8c32cf0121480ecd226cc8f9ed0d3b7a6ff06..99630e88cff66436a74f9e5b8d0ff7d63358f2d9 100644
--- a/sql/hive/src/test/resources/sqlgen/case.sql
+++ b/sql/hive/src/test/resources/sqlgen/case.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT CASE WHEN id % 2 > 0 THEN 0 WHEN id % 2 = 0 THEN 1 END FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `CASE WHEN ((id % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 WHEN ((id % CAST(2 AS BIGINT)) = CAST(0 AS BIGINT)) THEN 1 END` FROM (SELECT CASE WHEN ((`gen_attr` % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 WHEN ((`gen_attr` % CAST(2 AS BIGINT)) = CAST(0 AS BIGINT)) THEN 1 END AS `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_0` AS `CASE WHEN ((id % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 WHEN ((id % CAST(2 AS BIGINT)) = CAST(0 AS BIGINT)) THEN 1 END` FROM (SELECT CASE WHEN ((`gen_attr_1` % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 WHEN ((`gen_attr_1` % CAST(2 AS BIGINT)) = CAST(0 AS BIGINT)) THEN 1 END AS `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/case_with_else.sql b/sql/hive/src/test/resources/sqlgen/case_with_else.sql
index 8f1595d4b8cee3bb55d2696161946deccebafd25..aed8f0880480755faa2ba84ebb38b2accaab51dc 100644
--- a/sql/hive/src/test/resources/sqlgen/case_with_else.sql
+++ b/sql/hive/src/test/resources/sqlgen/case_with_else.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT CASE WHEN id % 2 > 0 THEN 0 ELSE 1 END FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `CASE WHEN ((id % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 ELSE 1 END` FROM (SELECT CASE WHEN ((`gen_attr` % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 ELSE 1 END AS `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_0` AS `CASE WHEN ((id % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 ELSE 1 END` FROM (SELECT CASE WHEN ((`gen_attr_1` % CAST(2 AS BIGINT)) > CAST(0 AS BIGINT)) THEN 0 ELSE 1 END AS `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/case_with_key.sql b/sql/hive/src/test/resources/sqlgen/case_with_key.sql
index 88353e321e1d20b4c5137a7231baccdd49bad4cd..dff65f10835f371cb6ca8e638106a51add566a5f 100644
--- a/sql/hive/src/test/resources/sqlgen/case_with_key.sql
+++ b/sql/hive/src/test/resources/sqlgen/case_with_key.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT CASE id WHEN 0 THEN 'foo' WHEN 1 THEN 'bar' END FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `CASE WHEN (id = CAST(0 AS BIGINT)) THEN foo WHEN (id = CAST(1 AS BIGINT)) THEN bar END` FROM (SELECT CASE WHEN (`gen_attr` = CAST(0 AS BIGINT)) THEN "foo" WHEN (`gen_attr` = CAST(1 AS BIGINT)) THEN "bar" END AS `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_0` AS `CASE WHEN (id = CAST(0 AS BIGINT)) THEN foo WHEN (id = CAST(1 AS BIGINT)) THEN bar END` FROM (SELECT CASE WHEN (`gen_attr_1` = CAST(0 AS BIGINT)) THEN "foo" WHEN (`gen_attr_1` = CAST(1 AS BIGINT)) THEN "bar" END AS `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/case_with_key_and_else.sql b/sql/hive/src/test/resources/sqlgen/case_with_key_and_else.sql
index bc44f25d1ff8b3b22111e1b086815f61798e65bc..af3e169b543157380d8c7cc829603bd2b4028dae 100644
--- a/sql/hive/src/test/resources/sqlgen/case_with_key_and_else.sql
+++ b/sql/hive/src/test/resources/sqlgen/case_with_key_and_else.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT CASE id WHEN 0 THEN 'foo' WHEN 1 THEN 'bar' ELSE 'baz' END FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `CASE WHEN (id = CAST(0 AS BIGINT)) THEN foo WHEN (id = CAST(1 AS BIGINT)) THEN bar ELSE baz END` FROM (SELECT CASE WHEN (`gen_attr` = CAST(0 AS BIGINT)) THEN "foo" WHEN (`gen_attr` = CAST(1 AS BIGINT)) THEN "bar" ELSE "baz" END AS `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_0` AS `CASE WHEN (id = CAST(0 AS BIGINT)) THEN foo WHEN (id = CAST(1 AS BIGINT)) THEN bar ELSE baz END` FROM (SELECT CASE WHEN (`gen_attr_1` = CAST(0 AS BIGINT)) THEN "foo" WHEN (`gen_attr_1` = CAST(1 AS BIGINT)) THEN "bar" ELSE "baz" END AS `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/cluster_by.sql b/sql/hive/src/test/resources/sqlgen/cluster_by.sql
index 3bc1dfc581882953e66af5d83bb6bd8254627b22..3154791c3c5fda16f2955fe7ae0112eba453b11b 100644
--- a/sql/hive/src/test/resources/sqlgen/cluster_by.sql
+++ b/sql/hive/src/test/resources/sqlgen/cluster_by.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM parquet_t0 CLUSTER BY id
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0 CLUSTER BY `gen_attr`) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0 CLUSTER BY `gen_attr_0`) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/data_source_json_parquet_t0.sql b/sql/hive/src/test/resources/sqlgen/data_source_json_parquet_t0.sql
index a4f46da9ffb75bd1fae337666cf6209ee3691830..e41b645937d372fa82d0ecc615f6614a9b3a428d 100644
--- a/sql/hive/src/test/resources/sqlgen/data_source_json_parquet_t0.sql
+++ b/sql/hive/src/test/resources/sqlgen/data_source_json_parquet_t0.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM json_parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`json_parquet_t0`) AS gen_subquery_0) AS json_parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`json_parquet_t0`) AS gen_subquery_0) AS json_parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/data_source_orc_parquet_t0.sql b/sql/hive/src/test/resources/sqlgen/data_source_orc_parquet_t0.sql
index 214dbcf23625dcbe506dd6a0a246ea0415fde289..f5ceccde8c65b060fdc7bf66b77238de9abf3d66 100644
--- a/sql/hive/src/test/resources/sqlgen/data_source_orc_parquet_t0.sql
+++ b/sql/hive/src/test/resources/sqlgen/data_source_orc_parquet_t0.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM orc_parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`orc_parquet_t0`) AS gen_subquery_0) AS orc_parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`orc_parquet_t0`) AS gen_subquery_0) AS orc_parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/data_source_parquet_parquet_t0.sql b/sql/hive/src/test/resources/sqlgen/data_source_parquet_parquet_t0.sql
index eccf03eb122cb66586fb48f9ac499fd90659f1ff..2bccefe55e417698fe653d222b5a7ad57df97fe1 100644
--- a/sql/hive/src/test/resources/sqlgen/data_source_parquet_parquet_t0.sql
+++ b/sql/hive/src/test/resources/sqlgen/data_source_parquet_parquet_t0.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM parquet_parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_parquet_t0`) AS gen_subquery_0) AS parquet_parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_parquet_t0`) AS gen_subquery_0) AS parquet_parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/distinct_aggregation.sql b/sql/hive/src/test/resources/sqlgen/distinct_aggregation.sql
index 0fa21ad3ba4239b6738bbb3b8e9aaf25ed98efa3..bced711caedf46c946925be127247ae38d736a85 100644
--- a/sql/hive/src/test/resources/sqlgen/distinct_aggregation.sql
+++ b/sql/hive/src/test/resources/sqlgen/distinct_aggregation.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT COUNT(DISTINCT id) FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `count(DISTINCT id)` FROM (SELECT count(DISTINCT `gen_attr`) AS `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_0` AS `count(DISTINCT id)` FROM (SELECT count(DISTINCT `gen_attr_1`) AS `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/distribute_by.sql b/sql/hive/src/test/resources/sqlgen/distribute_by.sql
index 75a1a2a6b60bcad26194d8d27653939db610a6f8..72863dcaf5c9cf49bd8b08cc3c09c127fb3538a1 100644
--- a/sql/hive/src/test/resources/sqlgen/distribute_by.sql
+++ b/sql/hive/src/test/resources/sqlgen/distribute_by.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM parquet_t0 DISTRIBUTE BY id
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0 DISTRIBUTE BY `gen_attr`) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0 DISTRIBUTE BY `gen_attr_0`) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/distribute_by_with_sort_by.sql b/sql/hive/src/test/resources/sqlgen/distribute_by_with_sort_by.sql
index a8e766e81db91cd179009c0a436a18abedefc0d7..96b9b2dae87aa329cd3a9870cd92f49a5820c044 100644
--- a/sql/hive/src/test/resources/sqlgen/distribute_by_with_sort_by.sql
+++ b/sql/hive/src/test/resources/sqlgen/distribute_by_with_sort_by.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM parquet_t0 DISTRIBUTE BY id SORT BY id
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0 CLUSTER BY `gen_attr`) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0 CLUSTER BY `gen_attr_0`) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/except.sql b/sql/hive/src/test/resources/sqlgen/except.sql
index b1c64288d6e6b42b0052605ea15504ba752c27ee..7a7d27fcd63367650462505c5c3c46b1446ab7ca 100644
--- a/sql/hive/src/test/resources/sqlgen/except.sql
+++ b/sql/hive/src/test/resources/sqlgen/except.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT * FROM t0 EXCEPT SELECT * FROM t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM ((SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0 ) EXCEPT ( SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_1)) AS t0
+SELECT `gen_attr_0` AS `id` FROM ((SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0`) AS gen_subquery_0 ) EXCEPT ( SELECT `gen_attr_1` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`t0`) AS gen_subquery_1)) AS t0
diff --git a/sql/hive/src/test/resources/sqlgen/filter_after_subquery.sql b/sql/hive/src/test/resources/sqlgen/filter_after_subquery.sql
index 0156dffd0a9f73db434b3ad3657590a9ecdad22a..9cd6514d771ff9c5ee0cf33a72293f1c55064a9e 100644
--- a/sql/hive/src/test/resources/sqlgen/filter_after_subquery.sql
+++ b/sql/hive/src/test/resources/sqlgen/filter_after_subquery.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a FROM (SELECT key + 1 AS a FROM parquet_t1) t WHERE a > 5
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a` FROM (SELECT `gen_attr` FROM (SELECT (`gen_attr` + CAST(1 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t WHERE (`gen_attr` > CAST(5 AS BIGINT))) AS t
+SELECT `gen_attr_0` AS `a` FROM (SELECT `gen_attr_0` FROM (SELECT (`gen_attr_1` + CAST(1 AS BIGINT)) AS `gen_attr_0` FROM (SELECT `key` AS `gen_attr_1`, `value` AS `gen_attr_2` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t WHERE (`gen_attr_0` > CAST(5 AS BIGINT))) AS t
diff --git a/sql/hive/src/test/resources/sqlgen/generate_with_other_1.sql b/sql/hive/src/test/resources/sqlgen/generate_with_other_1.sql
index 15d23c67aec3c9d37e04d383fe3703c331a75dcd..805197a4ea11be5db2fcf4dbabc72623a45e4aa2 100644
--- a/sql/hive/src/test/resources/sqlgen/generate_with_other_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generate_with_other_1.sql
@@ -5,4 +5,4 @@ WHERE id > 2
 ORDER BY val, id
 LIMIT 5
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_0.`gen_attr`, gen_subquery_0.`gen_attr`, gen_subquery_0.`gen_attr`, gen_subquery_0.`gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 WHERE (`gen_attr` > CAST(2 AS BIGINT))) AS gen_subquery_1 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr` ORDER BY `gen_attr` ASC, `gen_attr` ASC LIMIT 5) AS parquet_t3
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT gen_subquery_0.`gen_attr_2`, gen_subquery_0.`gen_attr_3`, gen_subquery_0.`gen_attr_4`, gen_subquery_0.`gen_attr_1` FROM (SELECT `arr` AS `gen_attr_2`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_4`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 WHERE (`gen_attr_1` > CAST(2 AS BIGINT))) AS gen_subquery_1 LATERAL VIEW explode(`gen_attr_2`) gen_subquery_2 AS `gen_attr_0` ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC LIMIT 5) AS parquet_t3
diff --git a/sql/hive/src/test/resources/sqlgen/generate_with_other_2.sql b/sql/hive/src/test/resources/sqlgen/generate_with_other_2.sql
index e2b94ce6739a64f004d8d66aca16f42f3f25662a..ef9a596197b8b49a9cd01e22626f0f79cb6a0b01 100644
--- a/sql/hive/src/test/resources/sqlgen/generate_with_other_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generate_with_other_2.sql
@@ -7,4 +7,4 @@ WHERE val > 2
 ORDER BY val, id
 LIMIT 5
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr` LATERAL VIEW explode(`gen_attr`) gen_subquery_3 AS `gen_attr` WHERE (`gen_attr` > CAST(2 AS BIGINT)) ORDER BY `gen_attr` ASC, `gen_attr` ASC LIMIT 5) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_4`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_5`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_3`) gen_subquery_2 AS `gen_attr_2` LATERAL VIEW explode(`gen_attr_2`) gen_subquery_3 AS `gen_attr_0` WHERE (`gen_attr_0` > CAST(2 AS BIGINT)) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC LIMIT 5) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_1.sql b/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_1.sql
index c62b895c674037bab36455ac3eeac4632e4ee881..2f6596ef422b0d9f00319f5f41c6b6b88e8ab1f1 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT val, id FROM parquet_t3 LATERAL VIEW EXPLODE(arr) exp AS val
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_2`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_4`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_2`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_2.sql b/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_2.sql
index 4c68eef214fb13f17bc1eac665afc09350d51d38..239980dd80bdadac7b0881cdbe3dba4c71a85bba 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_in_lateral_view_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT val, id FROM parquet_t3 LATERAL VIEW OUTER EXPLODE(arr) exp AS val
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW OUTER explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_2`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_4`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW OUTER explode(`gen_attr_2`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_1.sql b/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_1.sql
index 059c45ec47c022ceaa501e75e39a47e44b3f6b18..7fe0298c8e1713b51cf1127bb42a7c334dc8be41 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(ARRAY(1,2,3)) FROM t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `col` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `col` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`t0`) AS gen_subquery_0 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_2.sql b/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_2.sql
index 8f03dedbf971fba9141e7b28282a0414c41aab65..8db834acc73a1a15c55daaa07cc42fdd888fad4b 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_non_referenced_table_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(ARRAY(1,2,3)) AS val FROM t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`t0`) AS gen_subquery_0 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_non_udtf_1.sql b/sql/hive/src/test/resources/sqlgen/generator_non_udtf_1.sql
index 0bfe38036ebf7c144fcf74d0bd5af7dc0b0dcb58..fef65e006867cbe778e1a2913dca6393fef52e03 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_non_udtf_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_non_udtf_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(arr), id FROM parquet_t3
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `col`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_1 AS `gen_attr`) AS parquet_t3
+SELECT `gen_attr_0` AS `col`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_2`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_4`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_2`) gen_subquery_1 AS `gen_attr_0`) AS parquet_t3
diff --git a/sql/hive/src/test/resources/sqlgen/generator_non_udtf_2.sql b/sql/hive/src/test/resources/sqlgen/generator_non_udtf_2.sql
index e4edb6876cac1891cdf6e736d41124b53068aebf..e0e310888f11f3677e3266cef5ec21d1b9283be5 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_non_udtf_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_non_udtf_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(arr) AS val, id as a FROM parquet_t3
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `a` FROM (SELECT `gen_attr`, `gen_attr` AS `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `a` FROM (SELECT `gen_attr_0`, `gen_attr_2` AS `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_3`, `arr2` AS `gen_attr_4`, `json` AS `gen_attr_5`, `id` AS `gen_attr_2` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_3`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_referenced_table_1.sql b/sql/hive/src/test/resources/sqlgen/generator_referenced_table_1.sql
index 5cf57f82d2df2c5b7d80bc65b218ffcb2caab545..ea5db850bef8a7682ff6c6d7c98a65e4e5e6b6a3 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_referenced_table_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_referenced_table_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(arr) FROM parquet_t3
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `col` FROM (SELECT `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `col` FROM (SELECT `gen_attr_0` FROM (SELECT `arr` AS `gen_attr_1`, `arr2` AS `gen_attr_2`, `json` AS `gen_attr_3`, `id` AS `gen_attr_4` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_1`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_referenced_table_2.sql b/sql/hive/src/test/resources/sqlgen/generator_referenced_table_2.sql
index ed42894807d25d021f18ae3297681a7a7df52e2d..8f75b825476e04e8e6944d0ba2171e513e70bd00 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_referenced_table_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_referenced_table_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(arr) AS val FROM parquet_t3
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val` FROM (SELECT `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val` FROM (SELECT `gen_attr_0` FROM (SELECT `arr` AS `gen_attr_1`, `arr2` AS `gen_attr_2`, `json` AS `gen_attr_3`, `id` AS `gen_attr_4` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_1`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_1.sql b/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_1.sql
index 5a4aec961a5e0cb71742b23084243e102f9f84c2..984cce8a2ca83d71ef728907708bec497d029deb 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_1.sql
@@ -3,4 +3,4 @@ SELECT exp.id, parquet_t3.id
 FROM parquet_t3
 LATERAL VIEW EXPLODE(arr) exp AS id
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `id`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_2`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_4`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_2`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_2.sql b/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_2.sql
index 3c3e858deda7ce908f9d6895c0e354d964e04254..5c55b164c7feb00a4abece95f5151fdc0095d2f4 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_with_ambiguous_names_2.sql
@@ -3,4 +3,4 @@ SELECT exp.id, parquet_t3.id
 FROM parquet_t3
 LATERAL VIEW OUTER EXPLODE(arr) exp AS id
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW OUTER explode(`gen_attr`) gen_subquery_2 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `id`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_2`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_4`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW OUTER explode(`gen_attr_2`) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/generator_without_from_1.sql b/sql/hive/src/test/resources/sqlgen/generator_without_from_1.sql
index d56e89c8bb45a0addd967a613bc7f297c6fb9e3c..ee22fe87289950a1ee13c787a1ef577ffb508b02 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_without_from_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_without_from_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(ARRAY(1,2,3))
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `col` FROM (SELECT `gen_attr` FROM (SELECT 1) gen_subquery_1 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr`) AS gen_subquery_0
+SELECT `gen_attr_0` AS `col` FROM (SELECT `gen_attr_0` FROM (SELECT 1) gen_subquery_1 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_0
diff --git a/sql/hive/src/test/resources/sqlgen/generator_without_from_2.sql b/sql/hive/src/test/resources/sqlgen/generator_without_from_2.sql
index d7acb6924076a4499dec314622e71509e3bb7d21..0acded74b3eee0db7b33cd962a3779e7e0dedb2c 100644
--- a/sql/hive/src/test/resources/sqlgen/generator_without_from_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/generator_without_from_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT EXPLODE(ARRAY(1,2,3)) AS val
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val` FROM (SELECT `gen_attr` FROM (SELECT 1) gen_subquery_1 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr`) AS gen_subquery_0
+SELECT `gen_attr_0` AS `val` FROM (SELECT `gen_attr_0` FROM (SELECT 1) gen_subquery_1 LATERAL VIEW explode(array(1, 2, 3)) gen_subquery_2 AS `gen_attr_0`) AS gen_subquery_0
diff --git a/sql/hive/src/test/resources/sqlgen/grouping_sets_1.sql b/sql/hive/src/test/resources/sqlgen/grouping_sets_1.sql
index 72e429fe05b322eb8075c2ad30fc6e47d536d1a8..db2b2cc732889cb371d75fd370795b67af184314 100644
--- a/sql/hive/src/test/resources/sqlgen/grouping_sets_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/grouping_sets_1.sql
@@ -3,4 +3,4 @@ SELECT count(*) AS cnt, key % 5 AS k1, key - 5 AS k2, grouping_id() AS k3
 FROM (SELECT key, key % 2, key - 5 FROM parquet_t1) t GROUP BY key % 5, key - 5
 GROUPING SETS (key % 5, key - 5)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `k3` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `gen_attr`, (`gen_attr` % CAST(2 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY (`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT))), ((`gen_attr` - CAST(5 AS BIGINT))))) AS gen_subquery_1
+SELECT `gen_attr_3` AS `cnt`, `gen_attr_4` AS `k1`, `gen_attr_5` AS `k2`, `gen_attr_6` AS `k3` FROM (SELECT count(1) AS `gen_attr_3`, (`gen_attr_7` % CAST(5 AS BIGINT)) AS `gen_attr_4`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_5`, grouping_id() AS `gen_attr_6` FROM (SELECT `gen_attr_7`, (`gen_attr_7` % CAST(2 AS BIGINT)) AS `gen_attr_8`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_9` FROM (SELECT `key` AS `gen_attr_7`, `value` AS `gen_attr_12` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY (`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_7` % CAST(5 AS BIGINT))), ((`gen_attr_7` - CAST(5 AS BIGINT))))) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_1.sql b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_1.sql
index 25e86e73cbb7eeba5a88f2306ec445e243d635ff..b2c426c660d806d63e9f87d2413fc79bcca9db15 100644
--- a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY a, b GROUPING SETS (a, b) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`), (`gen_attr`)) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS((`gen_attr_5`), (`gen_attr_6`)) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_2.sql b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_2.sql
index 24bf02043488d9906ad09895df4c1e7a5e0b6166..96ee8e85951e8b8d19796a5b615d59d2afd4b830 100644
--- a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY a, b GROUPING SETS (a) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`)) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS((`gen_attr_5`)) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_3.sql b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_3.sql
index f72bc8acd69a48dced9c6dc8adbb4cca6dd0a94e..9b8b230c879c230dfd2930e32a7f7d883d75b05f 100644
--- a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_3.sql
+++ b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_3.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY a, b GROUPING SETS (b) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`)) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS((`gen_attr_6`)) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_4.sql b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_4.sql
index 2fac7f661809e424c8377c2d41d66e2ddee47de8..c35db74a5c5b59940bf5d2577a47354039976324 100644
--- a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_4.sql
+++ b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_4.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY a, b GROUPING SETS (()) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS(()) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS(()) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_5.sql b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_5.sql
index 2e60c9c4d2c6c11eb6206871129469744cf6146b..e47f6d5dcf4654a5a899447e4327655d3d09a9f6 100644
--- a/sql/hive/src/test/resources/sqlgen/grouping_sets_2_5.sql
+++ b/sql/hive/src/test/resources/sqlgen/grouping_sets_2_5.sql
@@ -2,4 +2,4 @@
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY a, b
 GROUPING SETS ((), (a), (a, b)) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((), (`gen_attr`), (`gen_attr`, `gen_attr`)) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS((), (`gen_attr_5`), (`gen_attr_5`, `gen_attr_6`)) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/in.sql b/sql/hive/src/test/resources/sqlgen/in.sql
index 1e0251e586e2037a17e1dd4eb5208b508b015219..7cff62b1af7df2b2ff040ce8044567414514f8c6 100644
--- a/sql/hive/src/test/resources/sqlgen/in.sql
+++ b/sql/hive/src/test/resources/sqlgen/in.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM parquet_t0 WHERE id IN (1, 2, 3)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0 WHERE (CAST(`gen_attr` AS BIGINT) IN (CAST(1 AS BIGINT), CAST(2 AS BIGINT), CAST(3 AS BIGINT)))) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0 WHERE (CAST(`gen_attr_0` AS BIGINT) IN (CAST(1 AS BIGINT), CAST(2 AS BIGINT), CAST(3 AS BIGINT)))) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/intersect.sql b/sql/hive/src/test/resources/sqlgen/intersect.sql
index 608fa59f8afbccca1bc4387c57a8276fe50f7ce4..4143a6208d4b5375a4a776d1977b77b2afaaa5fb 100644
--- a/sql/hive/src/test/resources/sqlgen/intersect.sql
+++ b/sql/hive/src/test/resources/sqlgen/intersect.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT * FROM t0 INTERSECT SELECT * FROM t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM ((SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0 ) INTERSECT ( SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_1)) AS t0
+SELECT `gen_attr_0` AS `id` FROM ((SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0`) AS gen_subquery_0 ) INTERSECT ( SELECT `gen_attr_1` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`t0`) AS gen_subquery_1)) AS t0
diff --git a/sql/hive/src/test/resources/sqlgen/join_2_tables.sql b/sql/hive/src/test/resources/sqlgen/join_2_tables.sql
index bb99797b8bcc63e03be3eac8f6c3d6232cdc287b..9dd200c3c0cfa18cb19a2746b8e209ca9fc00942 100644
--- a/sql/hive/src/test/resources/sqlgen/join_2_tables.sql
+++ b/sql/hive/src/test/resources/sqlgen/join_2_tables.sql
@@ -4,4 +4,4 @@ FROM parquet_t1 a, parquet_t1 b
 GROUP BY a.KEY, b.KEY
 HAVING MAX(a.KEY) > 0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `count(value)`, `gen_attr` AS `KEY`, `gen_attr` AS `KEY` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT count(`gen_attr`) AS `gen_attr`, `gen_attr`, `gen_attr`, max(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_1 GROUP BY `gen_attr`, `gen_attr` HAVING (`gen_attr` > CAST(0 AS BIGINT))) AS gen_subquery_2) AS gen_subquery_3
+SELECT `gen_attr_0` AS `count(value)`, `gen_attr_1` AS `KEY`, `gen_attr_2` AS `KEY` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2` FROM (SELECT count(`gen_attr_4`) AS `gen_attr_0`, `gen_attr_1`, `gen_attr_2`, max(`gen_attr_2`) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr_1`, `value` AS `gen_attr_5` FROM `default`.`parquet_t1`) AS gen_subquery_1 GROUP BY `gen_attr_2`, `gen_attr_1` HAVING (`gen_attr_3` > CAST(0 AS BIGINT))) AS gen_subquery_2) AS gen_subquery_3
diff --git a/sql/hive/src/test/resources/sqlgen/json_tuple_generator_1.sql b/sql/hive/src/test/resources/sqlgen/json_tuple_generator_1.sql
index 9e5fe1156e5de2c3cb320dc95fcfa25250a6c9f2..6f5562a20cccd267540312d51e23347bc92b04c6 100644
--- a/sql/hive/src/test/resources/sqlgen/json_tuple_generator_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/json_tuple_generator_1.sql
@@ -3,4 +3,4 @@ SELECT c0, c1, c2
 FROM parquet_t3
 LATERAL VIEW JSON_TUPLE(json, 'f1', 'f2', 'f3') jt
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `c0`, `gen_attr` AS `c1`, `gen_attr` AS `c2` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW json_tuple(`gen_attr`, "f1", "f2", "f3") gen_subquery_1 AS `gen_attr`, `gen_attr`, `gen_attr`) AS jt
+SELECT `gen_attr_0` AS `c0`, `gen_attr_1` AS `c1`, `gen_attr_2` AS `c2` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2` FROM (SELECT `arr` AS `gen_attr_4`, `arr2` AS `gen_attr_5`, `json` AS `gen_attr_3`, `id` AS `gen_attr_6` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW json_tuple(`gen_attr_3`, "f1", "f2", "f3") gen_subquery_1 AS `gen_attr_0`, `gen_attr_1`, `gen_attr_2`) AS jt
diff --git a/sql/hive/src/test/resources/sqlgen/json_tuple_generator_2.sql b/sql/hive/src/test/resources/sqlgen/json_tuple_generator_2.sql
index 55dd491a32a327ec6d2de801dceef4499debccdd..0d4f67f18426b41bc9d4de95194d94d9ed5e533a 100644
--- a/sql/hive/src/test/resources/sqlgen/json_tuple_generator_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/json_tuple_generator_2.sql
@@ -3,4 +3,4 @@ SELECT a, b, c
 FROM parquet_t3
 LATERAL VIEW JSON_TUPLE(json, 'f1', 'f2', 'f3') jt AS a, b, c
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `c` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW json_tuple(`gen_attr`, "f1", "f2", "f3") gen_subquery_1 AS `gen_attr`, `gen_attr`, `gen_attr`) AS jt
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_2` AS `c` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2` FROM (SELECT `arr` AS `gen_attr_4`, `arr2` AS `gen_attr_5`, `json` AS `gen_attr_3`, `id` AS `gen_attr_6` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW json_tuple(`gen_attr_3`, "f1", "f2", "f3") gen_subquery_1 AS `gen_attr_0`, `gen_attr_1`, `gen_attr_2`) AS jt
diff --git a/sql/hive/src/test/resources/sqlgen/multi_distinct.sql b/sql/hive/src/test/resources/sqlgen/multi_distinct.sql
index b5c7cf0b0ce1a4d8fd296580d42f8a78edfe20db..3ca526fcc44156d6eabd0900a903d87a1ac4889e 100644
--- a/sql/hive/src/test/resources/sqlgen/multi_distinct.sql
+++ b/sql/hive/src/test/resources/sqlgen/multi_distinct.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, COUNT(DISTINCT b), COUNT(DISTINCT c), SUM(d) FROM parquet_t2 GROUP BY a
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `count(DISTINCT b)`, `gen_attr` AS `count(DISTINCT c)`, `gen_attr` AS `sum(d)` FROM (SELECT `gen_attr`, count(DISTINCT `gen_attr`) AS `gen_attr`, count(DISTINCT `gen_attr`) AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`) AS parquet_t2
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `count(DISTINCT b)`, `gen_attr_3` AS `count(DISTINCT c)`, `gen_attr_5` AS `sum(d)` FROM (SELECT `gen_attr_0`, count(DISTINCT `gen_attr_2`) AS `gen_attr_1`, count(DISTINCT `gen_attr_4`) AS `gen_attr_3`, sum(`gen_attr_6`) AS `gen_attr_5` FROM (SELECT `a` AS `gen_attr_0`, `b` AS `gen_attr_2`, `c` AS `gen_attr_4`, `d` AS `gen_attr_6` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_0`) AS parquet_t2
diff --git a/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_1.sql b/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_1.sql
index 3d79f9565458557dacac6b342a84bae925b5902d..e681c2b6354c0c23fb9ab61089238330e50bd995 100644
--- a/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_1.sql
@@ -4,4 +4,4 @@ FROM parquet_t3
 LATERAL VIEW EXPLODE(arr2) exp1 AS nested_array
 LATERAL VIEW EXPLODE(nested_array) exp1 AS val
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr` LATERAL VIEW explode(`gen_attr`) gen_subquery_3 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_4`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_5`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_3`) gen_subquery_2 AS `gen_attr_2` LATERAL VIEW explode(`gen_attr_2`) gen_subquery_3 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_2.sql b/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_2.sql
index 18b29a7bc5eeaf151f781f2eb99306c30f468693..e9d6522c91680f92f96b5ba29bfd5830d961e467 100644
--- a/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/nested_generator_in_lateral_view_2.sql
@@ -4,4 +4,4 @@ FROM parquet_t3
 LATERAL VIEW EXPLODE(arr2) exp1 AS nested_array
 LATERAL VIEW OUTER EXPLODE(nested_array) exp1 AS val
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `val`, `gen_attr` AS `id` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `arr` AS `gen_attr`, `arr2` AS `gen_attr`, `json` AS `gen_attr`, `id` AS `gen_attr` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr`) gen_subquery_2 AS `gen_attr` LATERAL VIEW OUTER explode(`gen_attr`) gen_subquery_3 AS `gen_attr`) AS gen_subquery_1
+SELECT `gen_attr_0` AS `val`, `gen_attr_1` AS `id` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `arr` AS `gen_attr_4`, `arr2` AS `gen_attr_3`, `json` AS `gen_attr_5`, `id` AS `gen_attr_1` FROM `default`.`parquet_t3`) AS gen_subquery_0 LATERAL VIEW explode(`gen_attr_3`) gen_subquery_2 AS `gen_attr_2` LATERAL VIEW OUTER explode(`gen_attr_2`) gen_subquery_3 AS `gen_attr_0`) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/not_in.sql b/sql/hive/src/test/resources/sqlgen/not_in.sql
index a50ee282e534e16fce998c44894056ffbbafb6a7..797d22e8e9154251b4b21196da99cac7815edb5e 100644
--- a/sql/hive/src/test/resources/sqlgen/not_in.sql
+++ b/sql/hive/src/test/resources/sqlgen/not_in.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM t0 WHERE id NOT IN (1, 2, 3)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0 WHERE (NOT (CAST(`gen_attr` AS BIGINT) IN (CAST(1 AS BIGINT), CAST(2 AS BIGINT), CAST(3 AS BIGINT))))) AS t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0`) AS gen_subquery_0 WHERE (NOT (CAST(`gen_attr_0` AS BIGINT) IN (CAST(1 AS BIGINT), CAST(2 AS BIGINT), CAST(3 AS BIGINT))))) AS t0
diff --git a/sql/hive/src/test/resources/sqlgen/not_like.sql b/sql/hive/src/test/resources/sqlgen/not_like.sql
index 2f66695189cba953548afa21c5edb6d0d712a0f4..da39a62225a5353ab8a07768df6005f6917beb8f 100644
--- a/sql/hive/src/test/resources/sqlgen/not_like.sql
+++ b/sql/hive/src/test/resources/sqlgen/not_like.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM t0 WHERE id + 5 NOT LIKE '1%'
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0 WHERE (NOT CAST((`gen_attr` + CAST(5 AS BIGINT)) AS STRING) LIKE "1%")) AS t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0`) AS gen_subquery_0 WHERE (NOT CAST((`gen_attr_0` + CAST(5 AS BIGINT)) AS STRING) LIKE "1%")) AS t0
diff --git a/sql/hive/src/test/resources/sqlgen/predicate_subquery.sql b/sql/hive/src/test/resources/sqlgen/predicate_subquery.sql
index 2e06b4fe77ee6bab62e575119a7f697122b872bd..6e5bd9860008c78dc522706020ac7f9a341b98c6 100644
--- a/sql/hive/src/test/resources/sqlgen/predicate_subquery.sql
+++ b/sql/hive/src/test/resources/sqlgen/predicate_subquery.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 select * from t1 b where exists (select * from t1 a)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a` FROM (SELECT `gen_attr` FROM (SELECT `a` AS `gen_attr` FROM `default`.`t1`) AS gen_subquery_0 WHERE EXISTS(SELECT `gen_attr` AS `a` FROM ((SELECT `gen_attr` FROM (SELECT `a` AS `gen_attr` FROM `default`.`t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_1)) AS b
+SELECT `gen_attr_0` AS `a` FROM (SELECT `gen_attr_0` FROM (SELECT `a` AS `gen_attr_0` FROM `default`.`t1`) AS gen_subquery_0 WHERE EXISTS(SELECT `gen_attr_1` AS `a` FROM ((SELECT `gen_attr_1` FROM (SELECT `a` AS `gen_attr_1` FROM `default`.`t1`) AS gen_subquery_2) AS gen_subquery_1) AS gen_subquery_1)) AS b
diff --git a/sql/hive/src/test/resources/sqlgen/regular_expressions_and_window.sql b/sql/hive/src/test/resources/sqlgen/regular_expressions_and_window.sql
index a7909485fbc5f6c3b9272de50fc538e873d143b9..37cd5568baa7f37dd76a5b37380217331bdbafaa 100644
--- a/sql/hive/src/test/resources/sqlgen/regular_expressions_and_window.sql
+++ b/sql/hive/src/test/resources/sqlgen/regular_expressions_and_window.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT MAX(key) OVER (PARTITION BY key % 3) + key FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(max(key) OVER (PARTITION BY (key % CAST(3 AS BIGINT)) ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) + key)` FROM (SELECT (`gen_attr` + `gen_attr`) AS `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, max(`gen_attr`) OVER (PARTITION BY `gen_attr` ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr` FROM (SELECT `gen_attr`, (`gen_attr` % CAST(3 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS gen_subquery_3
+SELECT `gen_attr_0` AS `(max(key) OVER (PARTITION BY (key % CAST(3 AS BIGINT)) ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) + key)` FROM (SELECT (`gen_attr_1` + `gen_attr_2`) AS `gen_attr_0` FROM (SELECT gen_subquery_1.`gen_attr_2`, gen_subquery_1.`gen_attr_3`, max(`gen_attr_2`) OVER (PARTITION BY `gen_attr_3` ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr_1` FROM (SELECT `gen_attr_2`, (`gen_attr_2` % CAST(3 AS BIGINT)) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS gen_subquery_3
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_1_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_1_1.sql
index 4b2c78ea40c788fe01103018a12fc0985f7003e8..c54963ab5c55007d7657c695a903a008167226ec 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_1_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_1_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT count(*) as cnt, key%5, grouping_id() FROM parquet_t1 GROUP BY key % 5 WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `(key % CAST(5 AS BIGINT))`, `gen_attr` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr` % CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_2` AS `cnt`, `gen_attr_3` AS `(key % CAST(5 AS BIGINT))`, `gen_attr_4` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr_2`, (`gen_attr_5` % CAST(5 AS BIGINT)) AS `gen_attr_3`, grouping_id() AS `gen_attr_4` FROM (SELECT `key` AS `gen_attr_5`, `value` AS `gen_attr_6` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr_5` % CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_5` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_1_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_1_2.sql
index 62cf1bb9d8e0c93d6d8666c9f4c2230404450c7a..6c869063c3bec550d9622b6a677cc514571ccf58 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_1_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_1_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT count(*) as cnt, key%5, grouping_id() FROM parquet_t1 GROUP BY key % 5 WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `(key % CAST(5 AS BIGINT))`, `gen_attr` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr` % CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_2` AS `cnt`, `gen_attr_3` AS `(key % CAST(5 AS BIGINT))`, `gen_attr_4` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr_2`, (`gen_attr_5` % CAST(5 AS BIGINT)) AS `gen_attr_3`, grouping_id() AS `gen_attr_4` FROM (SELECT `key` AS `gen_attr_5`, `value` AS `gen_attr_6` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr_5` % CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_5` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_2_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_2_1.sql
index d58910af6939bcecc1667edb86f69ff480dfb79c..9628e38572940af43692c98216cf79c0d3f29b14 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_2_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_2_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT key, value, count(value) FROM parquet_t1 GROUP BY key, value WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `count(value)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, count(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_3` AS `count(value)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_4` AS `gen_attr_1`, count(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_5`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_4` GROUPING SETS((`gen_attr_5`, `gen_attr_4`), (`gen_attr_5`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_2_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_2_2.sql
index 9a58c15203d1e596487c94039e950633121c95be..d6b61929df0adb2e928d7fd875612693df3be098 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_2_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_2_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT key, value, count(value) FROM parquet_t1 GROUP BY key, value WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `count(value)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, count(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_3` AS `count(value)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_4` AS `gen_attr_1`, count(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_5`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_4` GROUPING SETS((`gen_attr_5`, `gen_attr_4`), (`gen_attr_5`), (`gen_attr_4`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_3_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_3_1.sql
index cd4d428b07edebd514477c63ee5f1bd348e6a2b1..d04b6578fc1ce0bc1a3dd7785bcf4795c2475cb6 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_3_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_3_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT key, count(value), grouping_id() FROM parquet_t1 GROUP BY key, value WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `count(value)`, `gen_attr` AS `grouping_id()` FROM (SELECT `gen_attr` AS `gen_attr`, count(`gen_attr`) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `key`, `gen_attr_3` AS `count(value)`, `gen_attr_5` AS `grouping_id()` FROM (SELECT `gen_attr_6` AS `gen_attr_0`, count(`gen_attr_4`) AS `gen_attr_3`, grouping_id() AS `gen_attr_5` FROM (SELECT `key` AS `gen_attr_6`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_6`, `gen_attr_4` GROUPING SETS((`gen_attr_6`, `gen_attr_4`), (`gen_attr_6`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_3_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_3_2.sql
index 4f42d7eda8901b94cfca32f23600a22aa4ebff7a..80a5d93438f2ae402100f7f694f5d4869606ead0 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_3_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_3_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT key, count(value), grouping_id() FROM parquet_t1 GROUP BY key, value WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `count(value)`, `gen_attr` AS `grouping_id()` FROM (SELECT `gen_attr` AS `gen_attr`, count(`gen_attr`) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `key`, `gen_attr_3` AS `count(value)`, `gen_attr_5` AS `grouping_id()` FROM (SELECT `gen_attr_6` AS `gen_attr_0`, count(`gen_attr_4`) AS `gen_attr_3`, grouping_id() AS `gen_attr_5` FROM (SELECT `key` AS `gen_attr_6`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_6`, `gen_attr_4` GROUPING SETS((`gen_attr_6`, `gen_attr_4`), (`gen_attr_6`), (`gen_attr_4`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_4_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_4_1.sql
index be4908ea16e522fb0465a65b16bd8df01c94420e..619a554875ff061fe5e93758c5a7f4af59a4ac61 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_4_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_4_1.sql
@@ -2,4 +2,4 @@
 SELECT count(*) as cnt, key % 5 as k1, key - 5 as k2, grouping_id() FROM parquet_t1
 GROUP BY key % 5, key - 5 WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT))), ((`gen_attr` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `cnt`, `gen_attr_4` AS `k1`, `gen_attr_5` AS `k2`, `gen_attr_6` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr_3`, (`gen_attr_7` % CAST(5 AS BIGINT)) AS `gen_attr_4`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_5`, grouping_id() AS `gen_attr_6` FROM (SELECT `key` AS `gen_attr_7`, `value` AS `gen_attr_8` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT))), ((`gen_attr_7` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_4_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_4_2.sql
index eebef6a5f3b89e568d54bc1691e38ac6a5b6fa20..8bf164519165c0bf0e8f39b435114209380b0f69 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_4_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_4_2.sql
@@ -2,4 +2,4 @@
 SELECT count(*) as cnt, key % 5 as k1, key - 5 as k2, grouping_id() FROM parquet_t1
 GROUP BY key % 5, key - 5 WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT))), ((`gen_attr` % CAST(5 AS BIGINT))), ((`gen_attr` - CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `cnt`, `gen_attr_4` AS `k1`, `gen_attr_5` AS `k2`, `gen_attr_6` AS `grouping_id()` FROM (SELECT count(1) AS `gen_attr_3`, (`gen_attr_7` % CAST(5 AS BIGINT)) AS `gen_attr_4`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_5`, grouping_id() AS `gen_attr_6` FROM (SELECT `key` AS `gen_attr_7`, `value` AS `gen_attr_8` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY (`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT))), ((`gen_attr_7` % CAST(5 AS BIGINT))), ((`gen_attr_7` - CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_5_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_5_1.sql
index 9474233cb752863d7905bd138cea2980d681b531..17e78a0a706a57fd05cdf4cbf04ad9ef110b83ef 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_5_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_5_1.sql
@@ -3,4 +3,4 @@ SELECT count(*) AS cnt, key % 5 AS k1, key - 5 AS k2, grouping_id(key % 5, key -
 FROM (SELECT key, key%2, key - 5 FROM parquet_t1) t GROUP BY key%5, key-5
 WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `k3` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `gen_attr`, (`gen_attr` % CAST(2 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY (`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT))), ((`gen_attr` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `cnt`, `gen_attr_4` AS `k1`, `gen_attr_5` AS `k2`, `gen_attr_6` AS `k3` FROM (SELECT count(1) AS `gen_attr_3`, (`gen_attr_7` % CAST(5 AS BIGINT)) AS `gen_attr_4`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_5`, grouping_id() AS `gen_attr_6` FROM (SELECT `gen_attr_7`, (`gen_attr_7` % CAST(2 AS BIGINT)) AS `gen_attr_8`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_9` FROM (SELECT `key` AS `gen_attr_7`, `value` AS `gen_attr_12` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY (`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT))), ((`gen_attr_7` % CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_5_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_5_2.sql
index d36f43d665cda6a860c6901ebc115107f0f88562..72506ef72aecd79307c64a9f9b3dfed428af2d51 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_5_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_5_2.sql
@@ -3,4 +3,4 @@ SELECT count(*) AS cnt, key % 5 AS k1, key - 5 AS k2, grouping_id(key % 5, key -
 FROM (SELECT key, key % 2, key - 5 FROM parquet_t1) t GROUP BY key % 5, key - 5
 WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `cnt`, `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `k3` FROM (SELECT count(1) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `gen_attr`, (`gen_attr` % CAST(2 AS BIGINT)) AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY (`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr` % CAST(5 AS BIGINT)), (`gen_attr` - CAST(5 AS BIGINT))), ((`gen_attr` % CAST(5 AS BIGINT))), ((`gen_attr` - CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `cnt`, `gen_attr_4` AS `k1`, `gen_attr_5` AS `k2`, `gen_attr_6` AS `k3` FROM (SELECT count(1) AS `gen_attr_3`, (`gen_attr_7` % CAST(5 AS BIGINT)) AS `gen_attr_4`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_5`, grouping_id() AS `gen_attr_6` FROM (SELECT `gen_attr_7`, (`gen_attr_7` % CAST(2 AS BIGINT)) AS `gen_attr_8`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_9` FROM (SELECT `key` AS `gen_attr_7`, `value` AS `gen_attr_12` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY (`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS(((`gen_attr_7` % CAST(5 AS BIGINT)), (`gen_attr_7` - CAST(5 AS BIGINT))), ((`gen_attr_7` % CAST(5 AS BIGINT))), ((`gen_attr_7` - CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_1.sql
index de980784c7215e965a886c5a4ccb3bc57eec7412..22df578518ef3a14b1ecefdc606326161d823000 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY ROLLUP(a, b) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), ()) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS((`gen_attr_5`, `gen_attr_6`), (`gen_attr_5`), ()) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_2.sql
index 8956ac4c42f860cb1ee6e82891b9ffbbdcbc357a..f44b652343acb47c07d5ea82fecc23503fb806b2 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(c) FROM parquet_t2 GROUP BY CUBE(a, b) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(c)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ()) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(c)` FROM (SELECT `gen_attr_5` AS `gen_attr_0`, `gen_attr_6` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_4`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_5`, `gen_attr_6` GROUPING SETS((`gen_attr_5`, `gen_attr_6`), (`gen_attr_5`), (`gen_attr_6`), ()) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_3.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_3.sql
index b9cef62dcfdfa95f9349f71158877346ce180ebe..40f6924913765467a92c4753b2b3b0bd451bb82a 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_3.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_3.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(a) FROM parquet_t2 GROUP BY ROLLUP(a, b) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(a)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), ()) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(a)` FROM (SELECT `gen_attr_4` AS `gen_attr_0`, `gen_attr_5` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_4`, `b` AS `gen_attr_5`, `c` AS `gen_attr_6`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_4`, `gen_attr_5` GROUPING SETS((`gen_attr_4`, `gen_attr_5`), (`gen_attr_4`), ()) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_4.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_4.sql
index ba6457ab1a54da8b37c79b7a6f0a058b1e1436a1..608e644dee6d093493b18cc9541a69fd00918897 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_4.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_4.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, sum(a) FROM parquet_t2 GROUP BY CUBE(a, b) ORDER BY a, b
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `sum(a)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ()) ORDER BY `gen_attr` ASC, `gen_attr` ASC) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `sum(a)` FROM (SELECT `gen_attr_4` AS `gen_attr_0`, `gen_attr_5` AS `gen_attr_1`, sum(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_4`, `b` AS `gen_attr_5`, `c` AS `gen_attr_6`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_4`, `gen_attr_5` GROUPING SETS((`gen_attr_4`, `gen_attr_5`), (`gen_attr_4`), (`gen_attr_5`), ()) ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_5.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_5.sql
index 763fecd9517fa44f0f86df3bb89f72d38946d81f..26885a26e2b96e5fe2822801c4deb9b36091e3af 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_5.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_5.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a + b, b, sum(a - b) FROM parquet_t2 GROUP BY a + b, b WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(a + b)`, `gen_attr` AS `b`, `gen_attr` AS `sum((a - b))` FROM (SELECT (`gen_attr` + `gen_attr`) AS `gen_attr`, `gen_attr` AS `gen_attr`, sum((`gen_attr` - `gen_attr`)) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY (`gen_attr` + `gen_attr`), `gen_attr` GROUPING SETS(((`gen_attr` + `gen_attr`), `gen_attr`), ((`gen_attr` + `gen_attr`)), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `(a + b)`, `gen_attr_1` AS `b`, `gen_attr_4` AS `sum((a - b))` FROM (SELECT (`gen_attr_5` + `gen_attr_6`) AS `gen_attr_3`, `gen_attr_6` AS `gen_attr_1`, sum((`gen_attr_5` - `gen_attr_6`)) AS `gen_attr_4` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_7`, `d` AS `gen_attr_8` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY (`gen_attr_5` + `gen_attr_6`), `gen_attr_6` GROUPING SETS(((`gen_attr_5` + `gen_attr_6`), `gen_attr_6`), ((`gen_attr_5` + `gen_attr_6`)), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_6.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_6.sql
index 00ecbf6078e00a5e111272e6ec49e4656b449ef6..dd97c976afe61d5406b8f84c5e7836b6a1c75786 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_6_6.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_6_6.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a + b, b, sum(a - b) FROM parquet_t2 GROUP BY a + b, b WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(a + b)`, `gen_attr` AS `b`, `gen_attr` AS `sum((a - b))` FROM (SELECT (`gen_attr` + `gen_attr`) AS `gen_attr`, `gen_attr` AS `gen_attr`, sum((`gen_attr` - `gen_attr`)) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY (`gen_attr` + `gen_attr`), `gen_attr` GROUPING SETS(((`gen_attr` + `gen_attr`), `gen_attr`), ((`gen_attr` + `gen_attr`)), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `(a + b)`, `gen_attr_1` AS `b`, `gen_attr_4` AS `sum((a - b))` FROM (SELECT (`gen_attr_5` + `gen_attr_6`) AS `gen_attr_3`, `gen_attr_6` AS `gen_attr_1`, sum((`gen_attr_5` - `gen_attr_6`)) AS `gen_attr_4` FROM (SELECT `a` AS `gen_attr_5`, `b` AS `gen_attr_6`, `c` AS `gen_attr_7`, `d` AS `gen_attr_8` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY (`gen_attr_5` + `gen_attr_6`), `gen_attr_6` GROUPING SETS(((`gen_attr_5` + `gen_attr_6`), `gen_attr_6`), ((`gen_attr_5` + `gen_attr_6`)), (`gen_attr_6`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_7_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_7_1.sql
index 6f57130f3ea2ce9c1d974c45dbe223b888adc48e..aae2d75d794be8cd2394eb7d135655c9e5580989 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_7_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_7_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, grouping_id(a, b) FROM parquet_t2 GROUP BY cube(a, b)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `grouping_id(a, b)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, grouping_id() AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `grouping_id(a, b)` FROM (SELECT `gen_attr_4` AS `gen_attr_0`, `gen_attr_5` AS `gen_attr_1`, grouping_id() AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_4`, `b` AS `gen_attr_5`, `c` AS `gen_attr_6`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_4`, `gen_attr_5` GROUPING SETS((`gen_attr_4`, `gen_attr_5`), (`gen_attr_4`), (`gen_attr_5`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_7_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_7_2.sql
index dab7852a3e967619dd8127d1b35dc1be83acf644..9958c8f38bc87a42de2e16b3c6dfe86bef7c8eb5 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_7_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_7_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, grouping(b) FROM parquet_t2 GROUP BY cube(a, b)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `grouping(b)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, grouping(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `grouping(b)` FROM (SELECT `gen_attr_4` AS `gen_attr_0`, `gen_attr_5` AS `gen_attr_1`, grouping(`gen_attr_5`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_4`, `b` AS `gen_attr_5`, `c` AS `gen_attr_6`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_4`, `gen_attr_5` GROUPING SETS((`gen_attr_4`, `gen_attr_5`), (`gen_attr_4`), (`gen_attr_5`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_7_3.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_7_3.sql
index 50964e5b01b6c6d638f0c8d85f48415c9f8945f2..fd012043cf6cb5cbf8bec35d9316b36aa58424e9 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_7_3.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_7_3.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT a, b, grouping(a) FROM parquet_t2 GROUP BY cube(a, b)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `a`, `gen_attr` AS `b`, `gen_attr` AS `grouping(a)` FROM (SELECT `gen_attr` AS `gen_attr`, `gen_attr` AS `gen_attr`, grouping(`gen_attr`) AS `gen_attr` FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` GROUPING SETS((`gen_attr`, `gen_attr`), (`gen_attr`), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_0` AS `a`, `gen_attr_1` AS `b`, `gen_attr_3` AS `grouping(a)` FROM (SELECT `gen_attr_4` AS `gen_attr_0`, `gen_attr_5` AS `gen_attr_1`, grouping(`gen_attr_4`) AS `gen_attr_3` FROM (SELECT `a` AS `gen_attr_4`, `b` AS `gen_attr_5`, `c` AS `gen_attr_6`, `d` AS `gen_attr_7` FROM `default`.`parquet_t2`) AS gen_subquery_0 GROUP BY `gen_attr_4`, `gen_attr_5` GROUPING SETS((`gen_attr_4`, `gen_attr_5`), (`gen_attr_4`), (`gen_attr_5`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_8_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_8_1.sql
index 84af580a3625063aa1137bd6befe9a64c3851ad3..61c27067e1521c40e391386b74fc66d7eb293cfd 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_8_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_8_1.sql
@@ -3,4 +3,4 @@ SELECT hkey AS k1, value - 5 AS k2, hash(grouping_id()) AS hgid
 FROM (SELECT hash(key) as hkey, key as value FROM parquet_t1) t GROUP BY hkey, value-5
 WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `hgid` FROM (SELECT `gen_attr` AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, hash(grouping_id()) AS `gen_attr` FROM (SELECT hash(`gen_attr`) AS `gen_attr`, `gen_attr` AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr`, (`gen_attr` - CAST(5 AS BIGINT))), (`gen_attr`), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `k1`, `gen_attr_4` AS `k2`, `gen_attr_5` AS `hgid` FROM (SELECT `gen_attr_6` AS `gen_attr_3`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_4`, hash(grouping_id()) AS `gen_attr_5` FROM (SELECT hash(`gen_attr_10`) AS `gen_attr_6`, `gen_attr_10` AS `gen_attr_7` FROM (SELECT `key` AS `gen_attr_10`, `value` AS `gen_attr_11` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY `gen_attr_6`, (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr_6`, (`gen_attr_7` - CAST(5 AS BIGINT))), (`gen_attr_6`), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_8_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_8_2.sql
index b0f65b7d41bfb3fc4f654d99bce3f08fc57fbd45..16f254fa41f78785efefa46fc9b5e44a4ca5a30c 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_8_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_8_2.sql
@@ -3,4 +3,4 @@ SELECT hkey AS k1, value - 5 AS k2, hash(grouping_id()) AS hgid
 FROM (SELECT hash(key) as hkey, key as value FROM parquet_t1) t GROUP BY hkey, value-5
 WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `k1`, `gen_attr` AS `k2`, `gen_attr` AS `hgid` FROM (SELECT `gen_attr` AS `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, hash(grouping_id()) AS `gen_attr` FROM (SELECT hash(`gen_attr`) AS `gen_attr`, `gen_attr` AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr`, (`gen_attr` - CAST(5 AS BIGINT))), (`gen_attr`), ((`gen_attr` - CAST(5 AS BIGINT))), ())) AS gen_subquery_1
+SELECT `gen_attr_3` AS `k1`, `gen_attr_4` AS `k2`, `gen_attr_5` AS `hgid` FROM (SELECT `gen_attr_6` AS `gen_attr_3`, (`gen_attr_7` - CAST(5 AS BIGINT)) AS `gen_attr_4`, hash(grouping_id()) AS `gen_attr_5` FROM (SELECT hash(`gen_attr_10`) AS `gen_attr_6`, `gen_attr_10` AS `gen_attr_7` FROM (SELECT `key` AS `gen_attr_10`, `value` AS `gen_attr_11` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t GROUP BY `gen_attr_6`, (`gen_attr_7` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr_6`, (`gen_attr_7` - CAST(5 AS BIGINT))), (`gen_attr_6`), ((`gen_attr_7` - CAST(5 AS BIGINT))), ())) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_9_1.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_9_1.sql
index 171400dd78cd1c47049158022dde54b53f4aebad..cfce1758434ded7f6f84fdce1666f6d663f58769 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_9_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_9_1.sql
@@ -5,4 +5,4 @@ FROM parquet_t1 x JOIN parquet_t1 y ON x.key = y.key GROUP BY x.key) t
 GROUP BY cnt, t.key - 5
 WITH ROLLUP
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(key - CAST(5 AS BIGINT))`, `gen_attr` AS `cnt`, `gen_attr` AS `sum(cnt)` FROM (SELECT (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `gen_attr`, count(1) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr` = `gen_attr`) GROUP BY `gen_attr`) AS t GROUP BY `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr`, (`gen_attr` - CAST(5 AS BIGINT))), (`gen_attr`), ())) AS gen_subquery_2
+SELECT `gen_attr_3` AS `(key - CAST(5 AS BIGINT))`, `gen_attr_0` AS `cnt`, `gen_attr_4` AS `sum(cnt)` FROM (SELECT (`gen_attr_6` - CAST(5 AS BIGINT)) AS `gen_attr_3`, `gen_attr_5` AS `gen_attr_0`, sum(`gen_attr_5`) AS `gen_attr_4` FROM (SELECT `gen_attr_6`, count(1) AS `gen_attr_5` FROM (SELECT `key` AS `gen_attr_6`, `value` AS `gen_attr_10` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr_9`, `value` AS `gen_attr_11` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr_6` = `gen_attr_9`) GROUP BY `gen_attr_6`) AS t GROUP BY `gen_attr_5`, (`gen_attr_6` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr_5`, (`gen_attr_6` - CAST(5 AS BIGINT))), (`gen_attr_5`), ())) AS gen_subquery_2
diff --git a/sql/hive/src/test/resources/sqlgen/rollup_cube_9_2.sql b/sql/hive/src/test/resources/sqlgen/rollup_cube_9_2.sql
index fe98b6c343cc6fd707fcbe7a54e39e7705fc19f0..d950674b74c19f6eb8753a15872541e87bbcc3ed 100644
--- a/sql/hive/src/test/resources/sqlgen/rollup_cube_9_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/rollup_cube_9_2.sql
@@ -5,4 +5,4 @@ FROM parquet_t1 x JOIN parquet_t1 y ON x.key = y.key GROUP BY x.key) t
 GROUP BY cnt, t.key - 5
 WITH CUBE
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(key - CAST(5 AS BIGINT))`, `gen_attr` AS `cnt`, `gen_attr` AS `sum(cnt)` FROM (SELECT (`gen_attr` - CAST(5 AS BIGINT)) AS `gen_attr`, `gen_attr` AS `gen_attr`, sum(`gen_attr`) AS `gen_attr` FROM (SELECT `gen_attr`, count(1) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr` = `gen_attr`) GROUP BY `gen_attr`) AS t GROUP BY `gen_attr`, (`gen_attr` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr`, (`gen_attr` - CAST(5 AS BIGINT))), (`gen_attr`), ((`gen_attr` - CAST(5 AS BIGINT))), ())) AS gen_subquery_2
+SELECT `gen_attr_3` AS `(key - CAST(5 AS BIGINT))`, `gen_attr_0` AS `cnt`, `gen_attr_4` AS `sum(cnt)` FROM (SELECT (`gen_attr_6` - CAST(5 AS BIGINT)) AS `gen_attr_3`, `gen_attr_5` AS `gen_attr_0`, sum(`gen_attr_5`) AS `gen_attr_4` FROM (SELECT `gen_attr_6`, count(1) AS `gen_attr_5` FROM (SELECT `key` AS `gen_attr_6`, `value` AS `gen_attr_10` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr_9`, `value` AS `gen_attr_11` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr_6` = `gen_attr_9`) GROUP BY `gen_attr_6`) AS t GROUP BY `gen_attr_5`, (`gen_attr_6` - CAST(5 AS BIGINT)) GROUPING SETS((`gen_attr_5`, (`gen_attr_6` - CAST(5 AS BIGINT))), (`gen_attr_5`), ((`gen_attr_6` - CAST(5 AS BIGINT))), ())) AS gen_subquery_2
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_1.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_1.sql
index 75e43d0dc1cfec422b508f59113643292be5824d..1736d74b0cfa9c27e19ae17d1c3324c7ec8ca447 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT TRANSFORM (a, b, c, d) USING 'cat' FROM parquet_t2
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value` FROM (SELECT TRANSFORM (`gen_attr`, `gen_attr`, `gen_attr`, `gen_attr`) USING 'cat' AS (`gen_attr` string, `gen_attr` string) FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_4` AS `key`, `gen_attr_5` AS `value` FROM (SELECT TRANSFORM (`gen_attr_0`, `gen_attr_1`, `gen_attr_2`, `gen_attr_3`) USING 'cat' AS (`gen_attr_4` string, `gen_attr_5` string) FROM (SELECT `a` AS `gen_attr_0`, `b` AS `gen_attr_1`, `c` AS `gen_attr_2`, `d` AS `gen_attr_3` FROM `default`.`parquet_t2`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_2.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_2.sql
index 6a68edc72ebc3c936d3c26739a1e94bbe9118ee6..07f59d6bffddcd4bfe3e7c00acb0bb13f6b755e4 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT TRANSFORM (*) USING 'cat' FROM parquet_t2
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value` FROM (SELECT TRANSFORM (`gen_attr`, `gen_attr`, `gen_attr`, `gen_attr`) USING 'cat' AS (`gen_attr` string, `gen_attr` string) FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_4` AS `key`, `gen_attr_5` AS `value` FROM (SELECT TRANSFORM (`gen_attr_0`, `gen_attr_1`, `gen_attr_2`, `gen_attr_3`) USING 'cat' AS (`gen_attr_4` string, `gen_attr_5` string) FROM (SELECT `a` AS `gen_attr_0`, `b` AS `gen_attr_1`, `c` AS `gen_attr_2`, `d` AS `gen_attr_3` FROM `default`.`parquet_t2`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list.sql
index 111df4bdf2299a4f5de27c38917db43fe68966f8..fc0cabec237bc2019bb689515acb79e2433e4eee 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT TRANSFORM (a, b, c, d) USING 'cat' AS (d1, d2, d3, d4) FROM parquet_t2
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `d1`, `gen_attr` AS `d2`, `gen_attr` AS `d3`, `gen_attr` AS `d4` FROM (SELECT TRANSFORM (`gen_attr`, `gen_attr`, `gen_attr`, `gen_attr`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') USING 'cat' AS (`gen_attr` string, `gen_attr` string, `gen_attr` string, `gen_attr` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') FROM (SELECT `a` AS `gen_attr`, `b` AS `gen_attr`, `c` AS `gen_attr`, `d` AS `gen_attr` FROM `default`.`parquet_t2`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_4` AS `d1`, `gen_attr_5` AS `d2`, `gen_attr_6` AS `d3`, `gen_attr_7` AS `d4` FROM (SELECT TRANSFORM (`gen_attr_0`, `gen_attr_1`, `gen_attr_2`, `gen_attr_3`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') USING 'cat' AS (`gen_attr_4` string, `gen_attr_5` string, `gen_attr_6` string, `gen_attr_7` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') FROM (SELECT `a` AS `gen_attr_0`, `b` AS `gen_attr_1`, `c` AS `gen_attr_2`, `d` AS `gen_attr_3` FROM `default`.`parquet_t2`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list_with_type.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list_with_type.sql
index 4ab412cfd171bd3d27866f9c7a00268a4a773abc..a45f9a2c625f6c4b42d51f9bcdb12f91c5e63626 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list_with_type.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_alias_list_with_type.sql
@@ -3,4 +3,4 @@ FROM
 (FROM parquet_t1 SELECT TRANSFORM(key, value) USING 'cat' AS (thing1 int, thing2 string)) t
 SELECT thing1 + 1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `(thing1 + 1)` FROM (SELECT (`gen_attr` + 1) AS `gen_attr` FROM (SELECT TRANSFORM (`gen_attr`, `gen_attr`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') USING 'cat' AS (`gen_attr` int, `gen_attr` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t) AS gen_subquery_1
+SELECT `gen_attr_0` AS `(thing1 + 1)` FROM (SELECT (`gen_attr_1` + 1) AS `gen_attr_0` FROM (SELECT TRANSFORM (`gen_attr_2`, `gen_attr_3`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') USING 'cat' AS (`gen_attr_1` int, `gen_attr_4` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '	') FROM (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_3` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS t) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_multiple.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_multiple.sql
index 1e30e45d45d316768e175ac0de4258c50b6f91ba..30d37c78b58e199e104eada211013cb500513b9f 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_multiple.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_multiple.sql
@@ -5,4 +5,4 @@ USING 'cat' AS (tKey)
 ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\t'
 FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `tKey` FROM (SELECT TRANSFORM (`gen_attr`) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\t' USING 'cat' AS (`gen_attr` string) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\t' FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_1` AS `tKey` FROM (SELECT TRANSFORM (`gen_attr_0`) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\t' USING 'cat' AS (`gen_attr_1` string) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' LINES TERMINATED BY '\t' FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_2` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_one.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_one.sql
index dd622898780acfe3246008a012cc8f38ec65a287..0b694e0d6dafaca356157f70f131188259150337 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_one.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_one.sql
@@ -3,4 +3,4 @@ SELECT TRANSFORM (key) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t'
 USING 'cat' AS (tKey) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t'
 FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `tKey` FROM (SELECT TRANSFORM (`gen_attr`) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' USING 'cat' AS (`gen_attr` string) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_1` AS `tKey` FROM (SELECT TRANSFORM (`gen_attr_0`) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' USING 'cat' AS (`gen_attr_1` string) ROW FORMAT DELIMITED FIELDS TERMINATED BY '\t' FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_2` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_serde.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_serde.sql
index 2ad369815742f040d96377882205d422c755a471..14cff373852dd9ed780c329bffee5b9472e24761 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_serde.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_serde.sql
@@ -7,4 +7,4 @@ ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe'
 WITH SERDEPROPERTIES('field.delim' = '|')
 FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `tKey`, `gen_attr` AS `tValue` FROM (SELECT TRANSFORM (`gen_attr`, `gen_attr`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '|') USING 'cat' AS (`gen_attr` string, `gen_attr` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '|') FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_2` AS `tKey`, `gen_attr_3` AS `tValue` FROM (SELECT TRANSFORM (`gen_attr_0`, `gen_attr_1`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '|') USING 'cat' AS (`gen_attr_2` string, `gen_attr_3` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' WITH SERDEPROPERTIES('field.delim' = '|') FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_without_serde.sql b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_without_serde.sql
index a90b42d9b4aedfbfe9d4bd0f95ebdcf0f8c88c51..d20caf7afcf0fba59a486d7c885e997b94c5d253 100644
--- a/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_without_serde.sql
+++ b/sql/hive/src/test/resources/sqlgen/script_transformation_row_format_without_serde.sql
@@ -5,4 +5,4 @@ USING 'cat' AS (tKey, tValue)
 ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe'
 FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `tKey`, `gen_attr` AS `tValue` FROM (SELECT TRANSFORM (`gen_attr`, `gen_attr`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' USING 'cat' AS (`gen_attr` string, `gen_attr` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
+SELECT `gen_attr_2` AS `tKey`, `gen_attr_3` AS `tValue` FROM (SELECT TRANSFORM (`gen_attr_0`, `gen_attr_1`) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' USING 'cat' AS (`gen_attr_2` string, `gen_attr_3` string) ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe' FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1
diff --git a/sql/hive/src/test/resources/sqlgen/select_distinct.sql b/sql/hive/src/test/resources/sqlgen/select_distinct.sql
index 3bc8e5537928179e6efef0186d7e473eaed74a40..09d93cac8e5fdea6bb707f77fd7867091ec04704 100644
--- a/sql/hive/src/test/resources/sqlgen/select_distinct.sql
+++ b/sql/hive/src/test/resources/sqlgen/select_distinct.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT DISTINCT id FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT DISTINCT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT DISTINCT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/select_orc_table.sql b/sql/hive/src/test/resources/sqlgen/select_orc_table.sql
index eae67f9540381c704d608084e26f702aed731221..18ff0217989729608b441da69f0838cc04d774f6 100644
--- a/sql/hive/src/test/resources/sqlgen/select_orc_table.sql
+++ b/sql/hive/src/test/resources/sqlgen/select_orc_table.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 select * from orc_t
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `c1`, `gen_attr` AS `c2` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `c1` AS `gen_attr`, `c2` AS `gen_attr` FROM `default`.`orc_t`) AS gen_subquery_0) AS orc_t
+SELECT `gen_attr_0` AS `c1`, `gen_attr_1` AS `c2` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `c1` AS `gen_attr_0`, `c2` AS `gen_attr_1` FROM `default`.`orc_t`) AS gen_subquery_0) AS orc_t
diff --git a/sql/hive/src/test/resources/sqlgen/select_parquet_table.sql b/sql/hive/src/test/resources/sqlgen/select_parquet_table.sql
index a085bab84c9df5ebfc8e8f08f7703907b6db90a2..d2eac9c08f56c287286e014c34783cace28c9cd3 100644
--- a/sql/hive/src/test/resources/sqlgen/select_parquet_table.sql
+++ b/sql/hive/src/test/resources/sqlgen/select_parquet_table.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 select * from parquet_t
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `c1`, `gen_attr` AS `c2` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `c1` AS `gen_attr`, `c2` AS `gen_attr` FROM `default`.`parquet_t`) AS gen_subquery_0) AS parquet_t
+SELECT `gen_attr_0` AS `c1`, `gen_attr_1` AS `c2` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `c1` AS `gen_attr_0`, `c2` AS `gen_attr_1` FROM `default`.`parquet_t`) AS gen_subquery_0) AS parquet_t
diff --git a/sql/hive/src/test/resources/sqlgen/self_join.sql b/sql/hive/src/test/resources/sqlgen/self_join.sql
index 8947ccda820a5e8fac2cf80f5b51bcd8d27841e7..d6dcee2f67dbdd0e0c0928bd29fba04f9fb4d869 100644
--- a/sql/hive/src/test/resources/sqlgen/self_join.sql
+++ b/sql/hive/src/test/resources/sqlgen/self_join.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT x.key FROM parquet_t1 x JOIN parquet_t1 y ON x.key = y.key
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key` FROM (SELECT `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr` = `gen_attr`)) AS x
+SELECT `gen_attr_0` AS `key` FROM (SELECT `gen_attr_0` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_2` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr_1`, `value` AS `gen_attr_3` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr_0` = `gen_attr_1`)) AS x
diff --git a/sql/hive/src/test/resources/sqlgen/self_join_with_group_by.sql b/sql/hive/src/test/resources/sqlgen/self_join_with_group_by.sql
index 6db053f2860282977be438d4b76205417ef6626f..1dedb44dbff65a1ec847bceed3aa5bd975aff846 100644
--- a/sql/hive/src/test/resources/sqlgen/self_join_with_group_by.sql
+++ b/sql/hive/src/test/resources/sqlgen/self_join_with_group_by.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT x.key, COUNT(*) FROM parquet_t1 x JOIN parquet_t1 y ON x.key = y.key group by x.key
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `count(1)` FROM (SELECT `gen_attr`, count(1) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr` = `gen_attr`) GROUP BY `gen_attr`) AS x
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `count(1)` FROM (SELECT `gen_attr_0`, count(1) AS `gen_attr_1` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_3` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr_0` = `gen_attr_2`) GROUP BY `gen_attr_0`) AS x
diff --git a/sql/hive/src/test/resources/sqlgen/sort_by_after_having.sql b/sql/hive/src/test/resources/sqlgen/sort_by_after_having.sql
index e9a6afdc7eda1045b8695082c6b016fac806b6da..da60204297a214afe2672d434846c7ad5458fedb 100644
--- a/sql/hive/src/test/resources/sqlgen/sort_by_after_having.sql
+++ b/sql/hive/src/test/resources/sqlgen/sort_by_after_having.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT COUNT(value) FROM parquet_t1 GROUP BY key HAVING MAX(key) > 0 SORT BY key
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `count(value)` FROM (SELECT `gen_attr` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT count(`gen_attr`) AS `gen_attr`, max(`gen_attr`) AS `gen_attr`, `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr` HAVING (`gen_attr` > CAST(0 AS BIGINT))) AS gen_subquery_1 SORT BY `gen_attr` ASC) AS gen_subquery_2) AS gen_subquery_3
+SELECT `gen_attr_0` AS `count(value)` FROM (SELECT `gen_attr_0` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT count(`gen_attr_3`) AS `gen_attr_0`, max(`gen_attr_1`) AS `gen_attr_2`, `gen_attr_1` FROM (SELECT `key` AS `gen_attr_1`, `value` AS `gen_attr_3` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_1` HAVING (`gen_attr_2` > CAST(0 AS BIGINT))) AS gen_subquery_1 SORT BY `gen_attr_1` ASC) AS gen_subquery_2) AS gen_subquery_3
diff --git a/sql/hive/src/test/resources/sqlgen/tablesample_1.sql b/sql/hive/src/test/resources/sqlgen/tablesample_1.sql
index 54c8deeb6567908a8541de92bc5183af522e4b3b..291f2f59d7378234dd8fb158b6d391a97ba52769 100644
--- a/sql/hive/src/test/resources/sqlgen/tablesample_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/tablesample_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT s.id FROM parquet_t0 TABLESAMPLE(100 PERCENT) s
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS s
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS s
diff --git a/sql/hive/src/test/resources/sqlgen/tablesample_2.sql b/sql/hive/src/test/resources/sqlgen/tablesample_2.sql
index 13dcadb41a87ff21c5d6bba3d714e00a89b27694..6a92d7aef72f1776d01becca412b82283b4a1218 100644
--- a/sql/hive/src/test/resources/sqlgen/tablesample_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/tablesample_2.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT * FROM parquet_t0 TABLESAMPLE(100 PERCENT)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/tablesample_3.sql b/sql/hive/src/test/resources/sqlgen/tablesample_3.sql
index c1ed57f5e3f2e93a4f93857014527d55807bad04..4a17d7105eec67fe40008fdd6b78e44cf24d8e6f 100644
--- a/sql/hive/src/test/resources/sqlgen/tablesample_3.sql
+++ b/sql/hive/src/test/resources/sqlgen/tablesample_3.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT s.id FROM t0 TABLESAMPLE(100 PERCENT) s
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS s
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS s
diff --git a/sql/hive/src/test/resources/sqlgen/tablesample_4.sql b/sql/hive/src/test/resources/sqlgen/tablesample_4.sql
index c22b20802c41ae002d32bf0e8d0bf6c9acaebb66..873de051a6bd58879e2256e49680ec6bb1d44f3f 100644
--- a/sql/hive/src/test/resources/sqlgen/tablesample_4.sql
+++ b/sql/hive/src/test/resources/sqlgen/tablesample_4.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT * FROM t0 TABLESAMPLE(100 PERCENT)
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0` TABLESAMPLE(100.0 PERCENT)) AS gen_subquery_0) AS t0
diff --git a/sql/hive/src/test/resources/sqlgen/tablesample_5.sql b/sql/hive/src/test/resources/sqlgen/tablesample_5.sql
index fa69dd46c7462f94b04a7ed8563eb66d8a37d552..f958b2f111ba2ce796f5ac65270100b5b16a5160 100644
--- a/sql/hive/src/test/resources/sqlgen/tablesample_5.sql
+++ b/sql/hive/src/test/resources/sqlgen/tablesample_5.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT s.id FROM parquet_t0 TABLESAMPLE(0.1 PERCENT) s WHERE 1=0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0` TABLESAMPLE(0.1 PERCENT)) AS gen_subquery_0 WHERE (1 = 0)) AS s
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0` TABLESAMPLE(0.1 PERCENT)) AS gen_subquery_0 WHERE (1 = 0)) AS s
diff --git a/sql/hive/src/test/resources/sqlgen/tablesample_6.sql b/sql/hive/src/test/resources/sqlgen/tablesample_6.sql
index bc72560c429058470e411517038f2c5270811c08..688a102d1da4e06ac909793ca72c499eba5a2946 100644
--- a/sql/hive/src/test/resources/sqlgen/tablesample_6.sql
+++ b/sql/hive/src/test/resources/sqlgen/tablesample_6.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT * FROM parquet_t0 TABLESAMPLE(0.1 PERCENT) WHERE 1=0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0` TABLESAMPLE(0.1 PERCENT)) AS gen_subquery_0 WHERE (1 = 0)) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0` TABLESAMPLE(0.1 PERCENT)) AS gen_subquery_0 WHERE (1 = 0)) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/three_child_union.sql b/sql/hive/src/test/resources/sqlgen/three_child_union.sql
index c3781117d814d9f4e3f9a2d72824e2446b75cef0..713c7502f5a1a47a903fcb74837ff0c732f8e646 100644
--- a/sql/hive/src/test/resources/sqlgen/three_child_union.sql
+++ b/sql/hive/src/test/resources/sqlgen/three_child_union.sql
@@ -3,4 +3,4 @@ SELECT id FROM parquet_t0
 UNION ALL SELECT id FROM parquet_t0
 UNION ALL SELECT id FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM ((SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) UNION ALL (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_1) UNION ALL (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_2)) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM ((SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0) UNION ALL (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_1) UNION ALL (SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_2)) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/type_widening.sql b/sql/hive/src/test/resources/sqlgen/type_widening.sql
index 96e6cc2fec90dada7f51b43626cf391f67992e53..ebb8a92afd34552f3d8c641e6b293d577fe22df6 100644
--- a/sql/hive/src/test/resources/sqlgen/type_widening.sql
+++ b/sql/hive/src/test/resources/sqlgen/type_widening.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT id FROM parquet_t0 UNION ALL SELECT CAST(id AS INT) AS id FROM parquet_t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM ((SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_0) UNION ALL (SELECT CAST(CAST(`gen_attr` AS INT) AS BIGINT) AS `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`parquet_t0`) AS gen_subquery_1)) AS parquet_t0
+SELECT `gen_attr_0` AS `id` FROM ((SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_0) UNION ALL (SELECT CAST(CAST(`gen_attr_0` AS INT) AS BIGINT) AS `gen_attr_1` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`parquet_t0`) AS gen_subquery_1)) AS parquet_t0
diff --git a/sql/hive/src/test/resources/sqlgen/union_distinct.sql b/sql/hive/src/test/resources/sqlgen/union_distinct.sql
index c5895ae766d2efddcdc190754c8e893bbb77676a..46644b89ebb047051618458e24bff8f24cbcf25c 100644
--- a/sql/hive/src/test/resources/sqlgen/union_distinct.sql
+++ b/sql/hive/src/test/resources/sqlgen/union_distinct.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT * FROM t0 UNION SELECT * FROM t0
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `id` FROM ((SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_0) UNION DISTINCT (SELECT `gen_attr` FROM (SELECT `id` AS `gen_attr` FROM `default`.`t0`) AS gen_subquery_1)) AS t0
+SELECT `gen_attr_0` AS `id` FROM ((SELECT `gen_attr_0` FROM (SELECT `id` AS `gen_attr_0` FROM `default`.`t0`) AS gen_subquery_0) UNION DISTINCT (SELECT `gen_attr_1` FROM (SELECT `id` AS `gen_attr_1` FROM `default`.`t0`) AS gen_subquery_1)) AS t0
diff --git a/sql/hive/src/test/resources/sqlgen/window_basic_1.sql b/sql/hive/src/test/resources/sqlgen/window_basic_1.sql
index f86ca5e086b523b6e576473ac489c690da9fd312..000c4e735ac6edfece8e971c829407668298778e 100644
--- a/sql/hive/src/test/resources/sqlgen/window_basic_1.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_basic_1.sql
@@ -1,4 +1,4 @@
 -- This file is automatically generated by LogicalPlanToSQLSuite.
 SELECT MAX(value) OVER (PARTITION BY key % 3) FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `max(value) OVER (PARTITION BY (key % CAST(3 AS BIGINT)) ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)` FROM (SELECT `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, max(`gen_attr`) OVER (PARTITION BY `gen_attr` ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr` FROM (SELECT `gen_attr`, (`gen_attr` % CAST(3 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS gen_subquery_3
+SELECT `gen_attr_0` AS `max(value) OVER (PARTITION BY (key % CAST(3 AS BIGINT)) ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING)` FROM (SELECT `gen_attr_0` FROM (SELECT gen_subquery_1.`gen_attr_1`, gen_subquery_1.`gen_attr_2`, max(`gen_attr_1`) OVER (PARTITION BY `gen_attr_2` ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr_0` FROM (SELECT `gen_attr_1`, (`gen_attr_3` % CAST(3 AS BIGINT)) AS `gen_attr_2` FROM (SELECT `key` AS `gen_attr_3`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS gen_subquery_3
diff --git a/sql/hive/src/test/resources/sqlgen/window_basic_2.sql b/sql/hive/src/test/resources/sqlgen/window_basic_2.sql
index 15559ac8e15d4025deb79b8a2d2083c7690f1c3d..ec55d4b7146f2f185b7de0353c7b3c6f0d57cec8 100644
--- a/sql/hive/src/test/resources/sqlgen/window_basic_2.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_basic_2.sql
@@ -2,4 +2,4 @@
 SELECT key, value, ROUND(AVG(key) OVER (), 2)
 FROM parquet_t1 ORDER BY key
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `round(avg(key) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING), 2)` FROM (SELECT `gen_attr`, `gen_attr`, round(`gen_attr`, 2) AS `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, avg(`gen_attr`) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2 ORDER BY `gen_attr` ASC) AS parquet_t1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_2` AS `round(avg(key) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING), 2)` FROM (SELECT `gen_attr_0`, `gen_attr_1`, round(`gen_attr_3`, 2) AS `gen_attr_2` FROM (SELECT gen_subquery_1.`gen_attr_0`, gen_subquery_1.`gen_attr_1`, avg(`gen_attr_0`) OVER (ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING) AS `gen_attr_3` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2 ORDER BY `gen_attr_0` ASC) AS parquet_t1
diff --git a/sql/hive/src/test/resources/sqlgen/window_basic_3.sql b/sql/hive/src/test/resources/sqlgen/window_basic_3.sql
index 43f992882ce28277a4ff02cc11dd08631d218d2f..c0ac9541e67ee8cf803697154ae756e9d5e38913 100644
--- a/sql/hive/src/test/resources/sqlgen/window_basic_3.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_basic_3.sql
@@ -2,4 +2,4 @@
 SELECT value, MAX(key + 1) OVER (PARTITION BY key % 5 ORDER BY key % 7) AS max
 FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `value`, `gen_attr` AS `max` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, max(`gen_attr`) OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr` FROM (SELECT `gen_attr`, (`gen_attr` + CAST(1 AS BIGINT)) AS `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr`, (`gen_attr` % CAST(7 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
+SELECT `gen_attr_0` AS `value`, `gen_attr_1` AS `max` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT gen_subquery_1.`gen_attr_0`, gen_subquery_1.`gen_attr_2`, gen_subquery_1.`gen_attr_3`, gen_subquery_1.`gen_attr_4`, max(`gen_attr_2`) OVER (PARTITION BY `gen_attr_3` ORDER BY `gen_attr_4` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_1` FROM (SELECT `gen_attr_0`, (`gen_attr_5` + CAST(1 AS BIGINT)) AS `gen_attr_2`, (`gen_attr_5` % CAST(5 AS BIGINT)) AS `gen_attr_3`, (`gen_attr_5` % CAST(7 AS BIGINT)) AS `gen_attr_4` FROM (SELECT `key` AS `gen_attr_5`, `value` AS `gen_attr_0` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
diff --git a/sql/hive/src/test/resources/sqlgen/window_with_join.sql b/sql/hive/src/test/resources/sqlgen/window_with_join.sql
index 00c45c8feafaa4bc94394908e97e4450d555a287..030a4c0907a1c0dc75f9f8356d9c955b8787af4f 100644
--- a/sql/hive/src/test/resources/sqlgen/window_with_join.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_with_join.sql
@@ -2,4 +2,4 @@
 SELECT x.key, MAX(y.key) OVER (PARTITION BY x.key % 5 ORDER BY x.key)
 FROM parquet_t1 x JOIN parquet_t1 y ON x.key = y.key
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `max(key) OVER (PARTITION BY (key % CAST(5 AS BIGINT)) ORDER BY key ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_2.`gen_attr`, gen_subquery_2.`gen_attr`, gen_subquery_2.`gen_attr`, max(`gen_attr`) OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr` FROM (SELECT `gen_attr`, `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr` = `gen_attr`)) AS gen_subquery_2) AS gen_subquery_3) AS x
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `max(key) OVER (PARTITION BY (key % CAST(5 AS BIGINT)) ORDER BY key ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT gen_subquery_2.`gen_attr_0`, gen_subquery_2.`gen_attr_2`, gen_subquery_2.`gen_attr_3`, max(`gen_attr_2`) OVER (PARTITION BY `gen_attr_3` ORDER BY `gen_attr_0` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_1` FROM (SELECT `gen_attr_0`, `gen_attr_2`, (`gen_attr_0` % CAST(5 AS BIGINT)) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_4` FROM `default`.`parquet_t1`) AS gen_subquery_0 INNER JOIN (SELECT `key` AS `gen_attr_2`, `value` AS `gen_attr_5` FROM `default`.`parquet_t1`) AS gen_subquery_1 ON (`gen_attr_0` = `gen_attr_2`)) AS gen_subquery_2) AS gen_subquery_3) AS x
diff --git a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg.sql b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg.sql
index 65d3d3aeb623e5495bf93e1586027cd74a2dd983..7b99539a0548006e42be25b4c2ea5e891bb4b93b 100644
--- a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg.sql
@@ -4,4 +4,4 @@ DENSE_RANK() OVER (DISTRIBUTE BY key SORT BY key, value) AS dr,
 COUNT(key)
 FROM parquet_t1 GROUP BY key, value
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `dr`, `gen_attr` AS `count(key)` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, DENSE_RANK() OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` ASC, `gen_attr` ASC ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr` FROM (SELECT `gen_attr`, `gen_attr`, count(`gen_attr`) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr`) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_2` AS `dr`, `gen_attr_3` AS `count(key)` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2`, `gen_attr_3` FROM (SELECT gen_subquery_1.`gen_attr_0`, gen_subquery_1.`gen_attr_1`, gen_subquery_1.`gen_attr_3`, DENSE_RANK() OVER (PARTITION BY `gen_attr_0` ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_2` FROM (SELECT `gen_attr_0`, `gen_attr_1`, count(`gen_attr_0`) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_0`, `gen_attr_1`) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
diff --git a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_filter.sql b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_filter.sql
index 03e0962f44943934e1f6d5949cdd86c1e8809f7f..591a654a3888ef7d6fca8c0930e029a2e7ce36ec 100644
--- a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_filter.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_filter.sql
@@ -4,4 +4,4 @@ DENSE_RANK() OVER (DISTRIBUTE BY key SORT BY key, value) AS dr,
 COUNT(key) OVER(DISTRIBUTE BY key SORT BY key, value) AS ca
 FROM parquet_t1
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `dr`, `gen_attr` AS `ca` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, DENSE_RANK() OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` ASC, `gen_attr` ASC ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr`, count(`gen_attr`) OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` ASC, `gen_attr` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr` FROM (SELECT `gen_attr`, `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_2` AS `dr`, `gen_attr_3` AS `ca` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2`, `gen_attr_3` FROM (SELECT gen_subquery_1.`gen_attr_0`, gen_subquery_1.`gen_attr_1`, DENSE_RANK() OVER (PARTITION BY `gen_attr_0` ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_2`, count(`gen_attr_0`) OVER (PARTITION BY `gen_attr_0` ORDER BY `gen_attr_0` ASC, `gen_attr_1` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_3` FROM (SELECT `gen_attr_0`, `gen_attr_1` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
diff --git a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_functions.sql b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_functions.sql
index 090207f9b8352703b9f0a15e39b9a5328e0c5b34..d9169eab6e46ac7d1760d54ae793fc5fd080b59c 100644
--- a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_functions.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_functions.sql
@@ -3,4 +3,4 @@ SELECT key, value,
 MAX(value) OVER (PARTITION BY key % 5 ORDER BY key) AS max
 FROM parquet_t1 GROUP BY key, value
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `max` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, max(`gen_attr`) OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr` FROM (SELECT `gen_attr`, `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr`) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_2` AS `max` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2` FROM (SELECT gen_subquery_1.`gen_attr_0`, gen_subquery_1.`gen_attr_1`, gen_subquery_1.`gen_attr_3`, max(`gen_attr_1`) OVER (PARTITION BY `gen_attr_3` ORDER BY `gen_attr_0` ASC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_2` FROM (SELECT `gen_attr_0`, `gen_attr_1`, (`gen_attr_0` % CAST(5 AS BIGINT)) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_0`, `gen_attr_1`) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
diff --git a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_having.sql b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_having.sql
index fcc2cf7de80a650234904c691b53321bcb95d25e..f0a820811ee0ae530bbeacffbaadfb4e41ca30d7 100644
--- a/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_having.sql
+++ b/sql/hive/src/test/resources/sqlgen/window_with_the_same_window_with_agg_having.sql
@@ -3,4 +3,4 @@ SELECT key, value,
 MAX(value) OVER (PARTITION BY key % 5 ORDER BY key DESC) AS max
 FROM parquet_t1 GROUP BY key, value HAVING key > 5
 --------------------------------------------------------------------------------
-SELECT `gen_attr` AS `key`, `gen_attr` AS `value`, `gen_attr` AS `max` FROM (SELECT `gen_attr`, `gen_attr`, `gen_attr` FROM (SELECT gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, gen_subquery_1.`gen_attr`, max(`gen_attr`) OVER (PARTITION BY `gen_attr` ORDER BY `gen_attr` DESC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr` FROM (SELECT `gen_attr`, `gen_attr`, (`gen_attr` % CAST(5 AS BIGINT)) AS `gen_attr` FROM (SELECT `key` AS `gen_attr`, `value` AS `gen_attr` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr`, `gen_attr` HAVING (`gen_attr` > CAST(5 AS BIGINT))) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
+SELECT `gen_attr_0` AS `key`, `gen_attr_1` AS `value`, `gen_attr_2` AS `max` FROM (SELECT `gen_attr_0`, `gen_attr_1`, `gen_attr_2` FROM (SELECT gen_subquery_1.`gen_attr_0`, gen_subquery_1.`gen_attr_1`, gen_subquery_1.`gen_attr_3`, max(`gen_attr_1`) OVER (PARTITION BY `gen_attr_3` ORDER BY `gen_attr_0` DESC RANGE BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW) AS `gen_attr_2` FROM (SELECT `gen_attr_0`, `gen_attr_1`, (`gen_attr_0` % CAST(5 AS BIGINT)) AS `gen_attr_3` FROM (SELECT `key` AS `gen_attr_0`, `value` AS `gen_attr_1` FROM `default`.`parquet_t1`) AS gen_subquery_0 GROUP BY `gen_attr_0`, `gen_attr_1` HAVING (`gen_attr_0` > CAST(5 AS BIGINT))) AS gen_subquery_1) AS gen_subquery_2) AS parquet_t1
diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/catalyst/LogicalPlanToSQLSuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/catalyst/LogicalPlanToSQLSuite.scala
index ebece38773c23d4ae009f636f526f507d6df3a76..aaff272bba8ce5a9ce17243c42c4ecb6afbfa80f 100644
--- a/sql/hive/src/test/scala/org/apache/spark/sql/catalyst/LogicalPlanToSQLSuite.scala
+++ b/sql/hive/src/test/scala/org/apache/spark/sql/catalyst/LogicalPlanToSQLSuite.scala
@@ -97,17 +97,14 @@ class LogicalPlanToSQLSuite extends SQLBuilderTest with SQLTestUtils {
 
   /**
    * Compare the generated SQL with the expected answer string.
-   * Note that there exists a normalization for both arguments for the convenience.
-   * - Remove the id from the generated attributes, e.g., `gen_attr_1` -> `gen_attr`.
    */
   private def checkSQLStructure(originalSQL: String, convertedSQL: String, answerFile: String) = {
-    val normalizedGenSQL = convertedSQL.replaceAll("`gen_attr_\\d+`", "`gen_attr`")
     if (answerFile != null) {
       val separator = "-" * 80
       if (regenerateGoldenFiles) {
         val path = Paths.get(s"$goldenSQLPath/$answerFile.sql")
         val header = "-- This file is automatically generated by LogicalPlanToSQLSuite."
-        val answerText = s"$header\n${originalSQL.trim()}\n${separator}\n$normalizedGenSQL\n"
+        val answerText = s"$header\n${originalSQL.trim()}\n${separator}\n$convertedSQL\n"
         Files.write(path, answerText.getBytes(StandardCharsets.UTF_8))
       } else {
         val goldenFileName = s"sqlgen/$answerFile.sql"
@@ -119,8 +116,8 @@ class LogicalPlanToSQLSuite extends SQLBuilderTest with SQLTestUtils {
         val answerText = new String(Files.readAllBytes(Paths.get(path)), StandardCharsets.UTF_8)
         val sqls = answerText.split(separator)
         assert(sqls.length == 2, "Golden sql files should have a separator.")
-        val normalizedExpectSQL = sqls(1).trim()
-        assert(normalizedGenSQL == normalizedExpectSQL)
+        val expectedSQL = sqls(1).trim()
+        assert(convertedSQL == expectedSQL)
       }
     }
   }