Tatsuo Ishii <t-ishii@xxxxxxxxx> writes: > So it seems Ioannis' number was not taken immediately after a CREATE > INDEX operation? I would guess not, but it's up to him to say. If it is a number derived after some period of normal operation, then his result agrees with the theory that says 70% is the steady-state figure ... regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org