Re: HELP With UPDATE Query in mySQL

and put it inside a transaction cos in case something goes wrong part of the way through pete Jeff Shapiro wrote:

This should do it: UPDATE Bookings SET Booking_Start_Date = CONCAT(DATE_FORMAT(Booking_Start_Date, '%Y-%m-%d'), '09:00:00'), Booking_End_Date = CONCAT(DATE_FORMAT(Booking_End_Date, '%Y-%m-%d'), '17:30:00'); If you are using version 4.1.1 or newer the DATE_FORMAT function could be replaced by: DATE(Booking_Start_Date) On Fri, 3 Oct 2003 22:54:49 +0100, Shaun spoke thusly about [PHP-DB] HELP With UPDATE Query in mySQL:

Hi, I have two columns in my Bookings table of type DATETIME - Booking_Start_Date and Boking_End_Date. How can i update every row so that all of the times for Booking_Start_Date are 09.00 and all of the times for Booking_End_Date are 17.30, without affecting any of the dates? Thanks for your help

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