scarlin-cloudera commented on code in PR #4442:
URL: https://github.com/apache/hive/pull/4442#discussion_r1320427074
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ql/src/test/results/clientnegative/udf_assert_true2.q.out:
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@@ -36,7 +36,7 @@ STAGE PLANS:
Limit
Number of rows: 2
Select Operator
- expressions: (1 + assert_true((_col6 < 2))) (type: int)
+ expressions: (1 + UDFToInteger(assert_true((_col6 <
2)))) (type: int)
Review Comment:
I haven't done research on this, but I would guess this was caused by the
fact that in the previous version, it didn't go through CBO, whereas CBO must
have added this slight performance regression. I can file a separate Jira on
this.
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