scarlin-cloudera commented on a change in pull request #812: Hive 22324
URL: https://github.com/apache/hive/pull/812#discussion_r337643343
 
 

 ##########
 File path: 
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveRelOptMaterializationValidator.java
 ##########
 @@ -108,7 +108,7 @@ public RelNode visit(HiveFilter filter) {
 
   @Override
   public RelNode visit(HiveJoin join) {
-    if (join.getJoinType() != JoinRelType.INNER) {
+    if (join.getJoinType() != JoinRelType.INNER && !join.isSemiJoin()) {
 
 Review comment:
   Will remove

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