From: Michael Widenius Date: November 30 2012 7:13am Subject: re: question about UDF List-Archive: http://lists.mysql.com/internals/38639 Message-Id: <20664.23714.868685.17305@narttu.askmonty.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Hi! >>>>> "Zhixuan" == Zhixuan Zhu writes: Zhixuan> Hi, Zhixuan> I have two questions: Zhixuan> 1. Is there a way that I can add customized reserved words to mysql? Yes, by adding them to sql/lex.h Zhixuan> 2. Is it possible that I can use the customized reserve words in my udf Zhixuan> function? No. You would get a syntax error when using the reserved word as the parser would not know what to do with the word. Regards, Monty Creator of MySQL and MariaDB