scarlin-cloudera commented on a change in pull request #812: Hive 22324
URL: https://github.com/apache/hive/pull/812#discussion_r338619970
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File path:
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveRelOptUtil.java
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@@ -547,7 +547,7 @@ public static PKFKJoinInfo extractPKFKJoin(
final PKFKJoinInfo cannotExtract =
PKFKJoinInfo.of(false, null, null);
- if (joinType != JoinRelType.INNER) {
+ if (joinType != JoinRelType.INNER && !join.isSemiJoin()) {
Review comment:
Confirmed that the only caller of this already bails out when "isSemiJoin()"
is true and will remove it.
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