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[SPARK-20567] Lazily bind in GenerateExec
It is not valid to eagerly bind with the child's output as this causes failures when we attempt to canonicalize the plan (replacing the attribute references with dummies). Author: Michael Armbrust <michael@databricks.com> Closes #17838 from marmbrus/fixBindExplode.
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- sql/core/src/main/scala/org/apache/spark/sql/execution/GenerateExec.scala 1 addition, 1 deletion...n/scala/org/apache/spark/sql/execution/GenerateExec.scala
- sql/core/src/test/scala/org/apache/spark/sql/streaming/StreamingAggregationSuite.scala 16 additions, 0 deletions...pache/spark/sql/streaming/StreamingAggregationSuite.scala
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