On Wed, 30 Oct 2002, Stephan Szabo wrote: > On 29 Oct 2002, Ives Landrieu wrote: > > > Hi, > > > > Can anybody explain the following results when using EXPLAIN, > > one time with enable_seqscan=on and one time with enable_seqscan=off. > > What I don't understand is that the nodes created are the same > > (index scan, seq scan), but the costs differ. > > Enable seq scan actually just sets a large cost disbenefit to seq scans.
Boy, that sentence sure didn't make sense. enable_seqscan=off actually gives a large cost disbenefit to seqscans. ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster
