davidm-db commented on code in PR #47672:
URL: https://github.com/apache/spark/pull/47672#discussion_r1739367047


##########
sql/api/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBaseParser.g4:
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@@ -83,6 +84,13 @@ ifElseStatement
         (ELSE elseBody=compoundBody)? END IF
     ;
 
+caseStatement
+    : CASE (WHEN conditions+=booleanExpression THEN 
conditionalBodies+=compoundBody)+
+        (ELSE elseBody=compoundBody)? END CASE                     
#searchedCaseStatement

Review Comment:
   nit: can we align `#searchedCaseStatement` with the `#simpleCaseStatement`?



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