http://gauravjassal.com web and multimedia programmer's blog Thu, 01 Apr 2010 16:04:31 +0000 en hourly 1 http://wordpress.org/?v=3.0.1 http://gauravjassal.com/php/why-use-constraints-in-sql/ http://gauravjassal.com/php/why-use-constraints-in-sql/#comments Tue, 27 Jan 2009 10:52:15 +0000 Gaurav Jassal http://gauravjassal.com/?p=57 http://gauravjassal.com/php/why-use-constraints-in-sql/feed/ 4