cloud-fan commented on code in PR #49427:
URL: https://github.com/apache/spark/pull/49427#discussion_r1927028489
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sql/api/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBaseParser.g4:
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@@ -79,6 +81,29 @@ setStatementWithOptionalVarKeyword
LEFT_PAREN query RIGHT_PAREN
#setVariableWithOptionalKeyword
;
+sqlStateValue
+ : stringLit
+ ;
+
+declareConditionStatement
+ : DECLARE multipartIdentifier CONDITION (FOR SQLSTATE VALUE?
sqlStateValue)?
+ ;
+
+conditionValue
+ : SQLSTATE VALUE? sqlStateValue
+ | multipartIdentifier
+ | SQLEXCEPTION
Review Comment:
shall we move it to above `SQLEXCEPTION`? Otherwise `SQLEXCEPTION` may be
treated as condition name.
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