But he's testing with v8 beta3, so you'd expect the typecast problem not to appear?
Are all tables fully vacuumed? Should the statistics-target be raised for some columns, perhaps? What about the config file? --Tim -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Behalf Of Matt Clark Sent: Friday, October 15, 2004 12:37 PM To: 'Bernd'; [EMAIL PROTECTED] Subject: Re: [PERFORM] Select with qualified join condition / Batch inserts > SELECT cmp.WELL_INDEX, cmp.COMPOUND, con.CONCENTRATION > FROM SCR_WELL_COMPOUND cmp, SCR_WELL_CONCENTRATION con > WHERE cmp.BARCODE=con.BARCODE > AND cmp.WELL_INDEX=con.WELL_INDEX > AND cmp.MAT_ID=con.MAT_ID > AND cmp.MAT_ID = 3 > AND cmp.BARCODE='910125864' > AND cmp.ID_LEVEL = 1; Quick guess - type mismatch forcing sequential scan. Try some quotes: AND cmp.MAT_ID = '3' AND cmp.BARCODE='910125864' AND cmp.ID_LEVEL = '1'; M ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]
