cloud-fan commented on code in PR #51557:
URL: https://github.com/apache/spark/pull/51557#discussion_r2218792815
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sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala:
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@@ -259,6 +259,17 @@ object SQLConf {
.booleanConf
.createWithDefault(true)
+ val CORRELATE_OUTER_REFERENCES_TO_EXPOSED_OUTER_ATTRIBUTES =
+
buildConf("spark.sql.analyzer.correlateOuterReferencesToExposedOuterAttributes")
+ .internal()
+ .version("4.1.0")
+ .doc(
+ "When true, attributes in outer references must have same expression IDs
as outer " +
Review Comment:
what does "must" mean here? The analyzer will fail if it's not true?
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