I saw a reference that said standard SQL doesn't allow an alias to be used in a WHERE clause, but I thought perhaps I'd get an error message. I understand why, logically, it should be the way it is.
Thanks for the reassurance. Regards, Jerry Schwartz Global Information Incorporated 195 Farmington Ave. Farmington, CT 06032 860.674.8796 / FAX: 860.674.8341 > -----Original Message----- > From: Mark Leith [mailto:[EMAIL PROTECTED] > Sent: Tuesday, January 23, 2007 4:46 PM > To: Jerry Schwartz > Cc: mysql@lists.mysql.com > Subject: Re: Alias a function result? > > Jerry Schwartz wrote: > > I know that you can alias a function result as easily as > anything else, but > > I've run into a problem with an application I inherited. > For reasons too > > murky to go into, I would like to refer to the result of a > group function as > > the name of the argument of the function. Here's an example > of what I mean: > > > > SELECT book_author, GROUP_CONCAT(book_title) AS book_title GROUP BY > > book_author WHERE book_title LIKE "<something>"; > > > > This actually seems to work, but it makes me ill to look at > it. Is this > > legal, or have I found a loophole that might be closed in > the future? > > > > Perfectly legal, will not get changed. :) > > Cheers, > > Mark > > -- > Mark Leith, Support Engineer > MySQL AB, Worcester, England, www.mysql.com > Are you MySQL certified? www.mysql.com/certification > > > -- > MySQL General Mailing List > For list archives: http://lists.mysql.com/mysql > To unsubscribe: > http://lists.mysql.com/[EMAIL PROTECTED] > > -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]
