and put it inside a transaction cos in case something goes wrong part of the way through


Jeff Shapiro wrote:

This should do it:

UPDATE Bookings
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:

On Fri, 3 Oct 2003 22:54:49 +0100, Shaun spoke thusly about [PHP-DB] HELP With UPDATE Query in mySQL:


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

Listserv only address.
Jeff Shapiro

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