On Wed, Jan 11, 2006 at 09:07:45AM +0000, Simon Riggs wrote: > I would suggest we do this only when all of these are true > - when accessing more than one table, so the selectivity could effect a > join result FWIW my problem only happens if I join: on the main table where the kernel_version string is stored (without joins), everything is always blazing fast. So this requirement certainly sounds fine to me.