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[SPARK-3299][SQL]Public API in SQLContext to list tables
https://issues.apache.org/jira/browse/SPARK-3299 Author: Yin Huai <yhuai@databricks.com> Closes #4547 from yhuai/tables and squashes the following commits: 6c8f92e [Yin Huai] Add tableNames. acbb281 [Yin Huai] Update Python test. 7793dcb [Yin Huai] Fix scala test. 572870d [Yin Huai] Address comments. aba2e88 [Yin Huai] Format. 12c86df [Yin Huai] Add tables() to SQLContext to return a DataFrame containing existing tables.
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- python/pyspark/sql/context.py 34 additions, 0 deletionspython/pyspark/sql/context.py
- sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Catalog.scala 37 additions, 0 deletions...cala/org/apache/spark/sql/catalyst/analysis/Catalog.scala
- sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala 36 additions, 0 deletions...core/src/main/scala/org/apache/spark/sql/SQLContext.scala
- sql/core/src/test/scala/org/apache/spark/sql/ListTablesSuite.scala 76 additions, 0 deletions...src/test/scala/org/apache/spark/sql/ListTablesSuite.scala
- sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala 5 additions, 0 deletions...cala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala
- sql/hive/src/test/scala/org/apache/spark/sql/hive/ListTablesSuite.scala 77 additions, 0 deletions...est/scala/org/apache/spark/sql/hive/ListTablesSuite.scala
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