godfreyhe commented on a change in pull request #14206:
URL: https://github.com/apache/flink/pull/14206#discussion_r530131206
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File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/plan/rules/FlinkStreamRuleSets.scala
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@@ -365,6 +365,8 @@ object FlinkStreamRuleSets {
PythonCorrelateSplitRule.INSTANCE,
// merge calc after calc transpose
FlinkCalcMergeRule.INSTANCE,
+ // remove trivial calc
+ FlinkLogicalCalcRemoveRule.INSTANCE,
Review comment:
Why not use `CoreRules.CALC_REMOVE` directly ?
please also add this rule to `FlinkBatchRuleSets`
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