danny0405 commented on a change in pull request #13577:
URL: https://github.com/apache/flink/pull/13577#discussion_r505273968
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File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/plan/metadata/SelectivityEstimator.scala
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@@ -187,8 +188,8 @@ class SelectivityEstimator(rel: RelNode, mq:
FlinkRelMetadataQuery)
case IS_NOT_NULL =>
estimateIsNotNull(operands.head)
- case IN =>
- estimateIn(operands.head, operands.slice(1, operands.size))
+ case SEARCH =>
Review comment:
Yes, since 1.26. the `IN` constant rex call is not allowed, only in
sub-query.
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