Github user xuanyuanking commented on a diff in the pull request: https://github.com/apache/spark/pull/21893#discussion_r206178526 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/ParserUtils.scala --- @@ -96,6 +96,9 @@ object ParserUtils { } } + def extraMethod(s: String): String = { --- End diff -- what's this used for?
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