agubichev commented on code in PR #41301:
URL: https://github.com/apache/spark/pull/41301#discussion_r1290761412
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala:
##########
@@ -4268,6 +4268,14 @@ object SQLConf {
.checkValue(_ >= 0, "The threshold of cached local relations must not be
negative")
.createWithDefault(64 * 1024 * 1024)
+ val DECORRELATE_JOIN_PREDICATE_ENABLED =
+ buildConf("spark.sql.optimizer.decorrelateJoinPredicate.enabled")
+ .internal()
+ .doc("Decorrelate subqueries with correlated references in join
predicates.")
+ .version("3.5.0")
Review Comment:
Done
##########
sql/core/src/test/resources/sql-tests/inputs/join-lateral.sql:
##########
@@ -101,6 +101,10 @@ SELECT * FROM t1 WHERE c1 = (SELECT MIN(a) FROM t2,
LATERAL (SELECT c1 AS a));
-- lateral join inside correlated subquery
SELECT * FROM t1 WHERE c1 = (SELECT MIN(a) FROM t2, LATERAL (SELECT c1 AS a)
WHERE c1 = t1.c1);
+-- join condition has a correlated reference to the left side of the lateral
join
+SELECT * FROM t1 JOIN lateral (SELECT * FROM t2 JOIN t4 ON t2.c1 = t4.c1 AND
t2.c1 = t1.c1);
+SELECT * FROM t1 LEFT JOIN lateral (SELECT * FROM t4 LEFT JOIN t2 ON t2.c1 =
t4.c1 AND t2.c1 = t1.c1);
+
Review Comment:
Done
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala:
##########
@@ -4268,6 +4268,14 @@ object SQLConf {
.checkValue(_ >= 0, "The threshold of cached local relations must not be
negative")
.createWithDefault(64 * 1024 * 1024)
+ val DECORRELATE_JOIN_PREDICATE_ENABLED =
+ buildConf("spark.sql.optimizer.decorrelateJoinPredicate.enabled")
+ .internal()
+ .doc("Decorrelate subqueries with correlated references in join
predicates.")
Review Comment:
Done
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