MaxGekk commented on code in PR #49147:
URL: https://github.com/apache/spark/pull/49147#discussion_r1882744085
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sql/core/src/test/scala/org/apache/spark/sql/collation/CollationTypePrecedenceSuite.scala:
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@@ -175,6 +175,115 @@ class CollationTypePrecedenceSuite extends QueryTest with
SharedSparkSession {
)
}
+ test("in subquery expression") {
+ val tableName = "subquery_tbl"
+ withTable(tableName) {
+ sql(
+ s"""
+ |CREATE TABLE $tableName (
+ | c1 STRING COLLATE UTF8_LCASE,
+ | c2 STRING COLLATE UNICODE
+ |) USING $dataSource
+ |""".stripMargin)
+
+ sql(s"INSERT INTO $tableName VALUES ('a', 'A')")
+
+ assertImplicitMismatch(
+ sql(
+ s"""
+ |SELECT * FROM $tableName
+ |WHERE c1 IN (SELECT c2 FROM $tableName)
+ |""".stripMargin))
Review Comment:
please, fix indentation in all places
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