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Posted to reviews@spark.apache.org by "agubichev (via GitHub)" <gi...@apache.org> on 2023/05/22 22:10:54 UTC
[GitHub] [spark] agubichev opened a new pull request, #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
agubichev opened a new pull request, #41265:
URL: https://github.com/apache/spark/pull/41265
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### What changes were proposed in this pull request?
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Handle IsNull predicate when doing rewriteDomainJoins. This predicate is a result of constant folding that occurred at some point earlier in the query plan
### Why are the changes needed?
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Bug reported in https://issues.apache.org/jira/browse/SPARK-43596
### Does this PR introduce _any_ user-facing change?
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No.
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Query test
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[GitHub] [spark] cloud-fan commented on a diff in pull request #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
Posted by "cloud-fan (via GitHub)" <gi...@apache.org>.
cloud-fan commented on code in PR #41265:
URL: https://github.com/apache/spark/pull/41265#discussion_r1204915836
##########
sql/core/src/test/resources/sql-tests/inputs/subquery/scalar-subquery/scalar-subquery-select.sql:
##########
@@ -240,3 +240,9 @@ SELECT c, (
SELECT *, (SELECT count(1) is null FROM t2 WHERE t1.c1 = t2.c1) FROM t1;
select (select f from (select false as f, max(c2) from t1 where t1.c1 = t1.c1)) from t2;
+
+-- SPARK-43596: handle IsNull when rewriting the domain join
+set spark.sql.optimizer.optimizeOneRowRelationSubquery.alwaysInline=false;
Review Comment:
let's set the config back after the test query, in case people add more queries later and mistakenly run with this conf disabled.
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[GitHub] [spark] jchen5 commented on pull request #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
Posted by "jchen5 (via GitHub)" <gi...@apache.org>.
jchen5 commented on PR #41265:
URL: https://github.com/apache/spark/pull/41265#issuecomment-1558381761
Looks good, thanks!
CC @cloud-fan
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[GitHub] [spark] cloud-fan commented on pull request #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
Posted by "cloud-fan (via GitHub)" <gi...@apache.org>.
cloud-fan commented on PR #41265:
URL: https://github.com/apache/spark/pull/41265#issuecomment-1562514221
thanks, merging to master!
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[GitHub] [spark] agubichev commented on a diff in pull request #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
Posted by "agubichev (via GitHub)" <gi...@apache.org>.
agubichev commented on code in PR #41265:
URL: https://github.com/apache/spark/pull/41265#discussion_r1204921452
##########
sql/core/src/test/resources/sql-tests/inputs/subquery/scalar-subquery/scalar-subquery-select.sql:
##########
@@ -240,3 +240,9 @@ SELECT c, (
SELECT *, (SELECT count(1) is null FROM t2 WHERE t1.c1 = t2.c1) FROM t1;
select (select f from (select false as f, max(c2) from t1 where t1.c1 = t1.c1)) from t2;
+
+-- SPARK-43596: handle IsNull when rewriting the domain join
+set spark.sql.optimizer.optimizeOneRowRelationSubquery.alwaysInline=false;
Review Comment:
done
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[GitHub] [spark] cloud-fan closed pull request #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
Posted by "cloud-fan (via GitHub)" <gi...@apache.org>.
cloud-fan closed pull request #41265: [SPARK-43596][SQL] Handle IsNull predicate in rewriteDomainJoins
URL: https://github.com/apache/spark/pull/41265
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