twalthr commented on a change in pull request #8162: [FLINK-12174][table]
Introduce FlinkAggregateExtractProjectRule and remove extractFieldReferences
URL: https://github.com/apache/flink/pull/8162#discussion_r275762743
##########
File path:
flink-table/flink-table-planner/src/main/scala/org/apache/flink/table/api/TableEnvironment.scala
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@@ -293,13 +293,25 @@ abstract class TableEnvironment(val config: TableConfig)
{
}
}
+ private def preOptimizeLogicalPlan(relNode: RelNode): RelNode = {
Review comment:
why is the normalization rule set not enough?
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