Hi Joshua, On Jan 9, 2008 9:27 AM, Joshua D. Drake <jd@xxxxxxxxxxxxxxxxx> wrote: > wal_sync_method = open_sync Do you recommend it in every situation or just because data are on a SAN? Do you have any numbers/real cases explaining this choice. Thanks. -- Guillaume ---------------------------(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