jcamachor commented on a change in pull request #1147:
URL: https://github.com/apache/hive/pull/1147#discussion_r465446495
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File path:
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/rules/HiveJoinAddNotNullRule.java
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@@ -92,7 +104,7 @@ public void onMatch(RelOptRuleCall call) {
Set<String> rightPushedPredicates =
Sets.newHashSet(registry.getPushedPredicates(join, 1));
boolean genPredOnLeft = join.getJoinType() == JoinRelType.RIGHT ||
join.getJoinType() == JoinRelType.INNER || join.isSemiJoin();
- boolean genPredOnRight = join.getJoinType() == JoinRelType.LEFT ||
join.getJoinType() == JoinRelType.INNER || join.isSemiJoin();
+ boolean genPredOnRight = join.getJoinType() == JoinRelType.LEFT ||
join.getJoinType() == JoinRelType.INNER || join.isSemiJoin()||
join.getJoinType() == JoinRelType.ANTI;
Review comment:
I was referring to empty input (no rows) rather than null.
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