Ok, so that means what Jay Blanchard just now said recently wasn't possible? I'm trying to figure out a way to ensure that date is not duplicated i.e.:
create performance ( `DateID` whatever, `Projected_Num` int(7), `Actual_Num` int(7), primary key [something to prevent DateID duplication] ); -----Original Message----- From: gerald_clark [mailto:[EMAIL PROTECTED] Sent: Monday, October 18, 2004 9:42 AM To: Scott Hamm Cc: 'Mysql ' (E-mail) Subject: Re: Date as Primary ID Scott Hamm wrote: >How do I create table that uses timestamp in yyyy-dd-mm format as primary id >(no duplicates)? > > > You can't. Timstamps are only unique down to 1 second. It is quite possible to insert hundreds, if not thousands of records in that length of time. -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]