>-----Original Message----- >From: Johnny Withers [mailto:joh...@pixelated.net] >Sent: Wednesday, December 31, 2008 1:13 PM >To: MySQL General List >Subject: Compare DATETIME to DATE > >Hi, >I don't quite understand (or even know) what the "proper" way to compare >a >DATETIME column to a given DATE value is. I've used various methods but >I'd >like to know if there's a better way to compare these values. > >Right now I have a query with this in the WHERE clause >(customer.created_dt >is a DATETIME): > >AND CAST(customer.created_dt AS DATE) BETWEEN '2008-12-30' AND '2008-12- >30' > >This was working (MySQL on Win32) before I moved the database to MySQL >on >RHEL 64-bit (5.0.45-log). > >Should that work? > >I've also done this: > >AND customer.created_dt BETWEEN '2008-12-30 00:00:00' AND '2008-12-30 >23:59:59' > >That works on both servers, but I really don't want to have to put the >time >in there (unless that's the way you are supposed to do this). > >I've though about using DATE_FORMAT... not sure about that either. > [JS] I've done it with the BETWEEN, when I'm looking for an interval, and with LEFT(customer.created_dt, 10) = ? if I'm looking for a specific date. > >----------------------------- >Johnny Withers >601.209.4985 >joh...@pixelated.net
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