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from 8a5d496 [MINOR][DOC] Refine comments of QueryPlan regarding subquery
add aa8776b [SPARK-29721][SQL] Prune unnecessary nested fields from
Generate without Project
No new revisions were added by this update.
Summary of changes:
.../catalyst/optimizer/NestedColumnAliasing.scala | 53 ++++++++++++++
.../spark/sql/catalyst/optimizer/Optimizer.scala | 20 +-----
.../optimizer/NestedColumnAliasingSuite.scala | 80 ++++++++++++++++++++++
.../execution/datasources/SchemaPruningSuite.scala | 37 ++++++++++
4 files changed, 172 insertions(+), 18 deletions(-)
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