srielau commented on code in PR #52334:
URL: https://github.com/apache/spark/pull/52334#discussion_r2376034470
##########
sql/api/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBaseParser.g4:
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@@ -40,6 +40,12 @@ options { tokenVocab = SqlBaseLexer; }
* When true, double quoted literals are identifiers rather than STRINGs.
*/
public boolean double_quoted_identifiers = false;
+
+ /**
+ * When false, parameter markers (? and :param) are only allowed in constant
contexts.
+ * When true, parameter markers are allowed everywhere a literal is
supported.
+ */
+ public boolean parameter_substitution_enabled = true;
}
Review Comment:
Why would it need to? It covers the literals within.
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