cloud-fan commented on code in PR #48546:
URL: https://github.com/apache/spark/pull/48546#discussion_r1856677339
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/collationExpressions.scala:
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@@ -56,7 +57,8 @@ object CollateExpressionBuilder extends ExpressionBuilder {
evalCollation.toString.toUpperCase().contains("TRIM")) {
throw QueryCompilationErrors.trimCollationNotEnabledError()
}
- Collate(e, evalCollation.toString)
+ Collate(e, UnresolvedCollation(
Review Comment:
Why do we have `CollateExpressionBuilder`? The COLLATE function has a
dedicate SQL syntax and doesn't need a function registration.
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