"Joshua D. Drake" <jd@xxxxxxxxxxxxxxxxx> writes: > Ron Johnson wrote: >> Argh!!! The RDBMS that I typically use defaults to SERIALIZABLE. > SERIALIZABLE is really slow :). Say what? If anything it's probably faster than READ COMMITTED, because it doesn't take as many snapshots. But the difference is likely down in the noise anyway. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match