wuchong commented on a change in pull request #10224:
[FLINK-14716][table-planner-blink] Cooperate computed column with push down
rules
URL: https://github.com/apache/flink/pull/10224#discussion_r347705859
##########
File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/plan/metadata/FlinkRelMdColumnUniqueness.scala
##########
@@ -85,11 +86,11 @@ class FlinkRelMdColumnUniqueness private extends
MetadataHandler[BuiltInMetadata
relOptTable match {
case table: FlinkPreparingTableBase => table.uniqueKeysSet match {
- case Some(keysSet) =>
- if (keysSet.isEmpty) {
+ case ukOptional: Optional[java.util.Set[ImmutableBitSet]] if
ukOptional.isPresent =>
Review comment:
We don't need the match pattern any more.
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