In the last episode (Aug 31), Renald Buter said: > On 12:27 Thu 31 Aug , Duncan Hill wrote: > > On Thursday 31 August 2006 12:21, Renald Buter wrote: > > > The problem is that a simple 1-table query shows different > > > answers depending on whether you select 1 or 2 columns. > > *blush* > > Of course. I see. How stupid. > > Thanks and sorry to have bothered you.
In your particular case, mysql probably pulled the values for your 1-column query directly from that column's index (which would be sorted), and your 2-column query either pulled from a different index or had to actually read table data. -- Dan Nelson [EMAIL PROTECTED] -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]