Github user gatorsmile commented on a diff in the pull request: https://github.com/apache/spark/pull/15677#discussion_r85996783 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/regexpExpressions.scala --- @@ -68,7 +68,7 @@ trait StringRegexExpression extends ImplicitCastInputTypes { * Simple RegEx pattern matching function */ @ExpressionDescription( - usage = "str _FUNC_ pattern - Returns true if str matches pattern and false otherwise.") + usage = "str _FUNC_ pattern - Returns true if `str` matches `pattern` and false otherwise.") --- End diff -- `and false` -> `, or false`
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