dtenedor commented on code in PR #36365: URL: https://github.com/apache/spark/pull/36365#discussion_r861163608
########## sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/numberFormatExpressions.scala: ########## @@ -168,3 +168,142 @@ case class TryToNumber(left: Expression, right: Expression) newRight: Expression): TryToNumber = copy(left = newLeft, right = newRight) } + +/** + * A function that converts decimal values to strings, returning NULL if the decimal value fails to + * match the format string. + */ +@ExpressionDescription( + usage = """ + _FUNC_(numberExpr, formatExpr) - Convert `numberExpr` to a string based on the `formatExpr`. + Throws an exception if the conversion fails. The format follows the same semantics as the + to_number function. Review Comment: Good idea, done. Making some edits helps the reader understand how each part of the result string is generated (as opposed to consumed). -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org