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[SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer #23508

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[SPARK-21351][SQL] Remove the UpdateAttributeNullability rule from the optimizer #23508

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maropu Jan 10, 2019
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maropu Mar 10, 2019
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1 change: 0 additions & 1 deletion sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/Optimizer.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -179,7 +179,6 @@ abstract class Optimizer(sessionCatalog: SessionCatalog)
ColumnPruning,
CollapseProject,
RemoveNoopOperators) :+
Batch("UpdateNullability", Once, UpdateAttributeNullability) :+
// This batch must be executed after the `RewriteSubquery` batch, which creates joins.
Batch("NormalizeFloatingNumbers", Once, NormalizeFloatingNumbers)
}
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58 changes: 0 additions & 58 deletions .../org/apache/spark/sql/catalyst/optimizer/UpdateAttributeNullabilityInOptimizerSuite.scala
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