maropu commented on a change in pull request #26366: [SPARK-29722][SQL] Non
reversed keywords should be able to be used in high order functions
URL: https://github.com/apache/spark/pull/26366#discussion_r341834196
##########
File path:
sql/catalyst/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBase.g4
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@@ -718,8 +718,8 @@ primaryExpression
| '(' query ')'
#subqueryExpression
| qualifiedName '(' (setQuantifier? argument+=expression (','
argument+=expression)*)? ')'
(OVER windowSpec)?
#functionCall
- | IDENTIFIER '->' expression
#lambda
- | '(' IDENTIFIER (',' IDENTIFIER)+ ')' '->' expression
#lambda
+ | identifier '->' expression
#lambda
+ | '(' identifier (',' identifier)+ ')' '->' expression
#lambda
Review comment:
Ur, I see. Looks reasonable to me.
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