srielau commented on code in PR #53530:
URL: https://github.com/apache/spark/pull/53530#discussion_r2694989892
##########
sql/api/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBaseParser.g4:
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@@ -144,6 +148,22 @@ declareHandlerStatement
: DECLARE (CONTINUE | EXIT) HANDLER FOR conditionValues
(beginEndCompoundBlock | statement | setStatementInsideSqlScript)
;
+declareCursorStatement
+ : DECLARE name=errorCapturingIdentifier (ASENSITIVE | INSENSITIVE)? CURSOR
FOR query (FOR READ ONLY)?
Review Comment:
Yes. Declare cannot be qualified, references can be qualified with labels.
errorCapturingIdentiifer specifically also tries to give a better / semantic
error message for dashes.
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