cloud-fan commented on code in PR #50527:
URL: https://github.com/apache/spark/pull/50527#discussion_r2033336660
##########
sql/core/src/test/scala/org/apache/spark/sql/CharVarcharTestSuite.scala:
##########
@@ -798,6 +798,38 @@ trait CharVarcharTestSuite extends QueryTest with
SQLTestUtils {
)
}
}
+
+ test(
+ "SPARK-51732: rpad should be applied on attributes with same ExprId if
those attributes " +
+ "should be deduplicated 2"
+ ) {
+ withSQLConf(
+ SQLConf.READ_SIDE_CHAR_PADDING.key -> "false",
+ SQLConf.LEGACY_NO_CHAR_PADDING_IN_PREDICATE.key -> "false"
+ ) {
+ withTable("mytable") {
+ sql(s"CREATE TABLE mytable(col CHAR(10))")
+ val plan = sql(
+ """
+ SELECT t1.col
Review Comment:
You can follow the examples in this file
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