dawidwys commented on code in PR #23811:
URL: https://github.com/apache/flink/pull/23811#discussion_r1413860447
##########
flink-table/flink-table-common/src/main/java/org/apache/flink/table/functions/BuiltInFunctionDefinitions.java:
##########
@@ -406,6 +414,13 @@ ANY, and(logical(LogicalTypeRoot.BOOLEAN), LITERAL)
public static final BuiltInFunctionDefinition IF =
BuiltInFunctionDefinition.newBuilder()
.name("ifThenElse")
+ .callSyntax(
+ (sqlName, operands) ->
+ String.format(
+ "IF %s THEN %s ELSE %s",
Review Comment:
> what happens during nesting multiple ifs?
That should work just fine. Added an IT test.
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