X-Original-To: pgsql-interfaces-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id A933AD6FC6 for ; Thu, 25 Aug 2005 01:22:28 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 15648-09 for ; Thu, 25 Aug 2005 04:22:27 +0000 (GMT) Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by svr1.postgresql.org (Postfix) with ESMTP id D7E17D6FA9 for ; Thu, 25 Aug 2005 01:22:26 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.1/8.13.1) with ESMTP id j7P4MOe9024047; Thu, 25 Aug 2005 00:22:24 -0400 (EDT) To: smacedo@calmetric.pt Cc: pgsql-interfaces@postgresql.org Subject: Re: LabView and PostgreSQL ; and RecordSet GetString performance In-reply-to: <000401c5a929$6c0cf930$0302a8c0@plexus> References: <000401c5a929$6c0cf930$0302a8c0@plexus> Comments: In-reply-to "Silvio Macedo" message dated "Thu, 25 Aug 2005 04:59:40 +0100" Date: Thu, 25 Aug 2005 00:22:24 -0400 Message-ID: <24046.1124943744@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.006 required=5 tests=[AWL=0.006] X-Spam-Level: X-Archive-Number: 200508/47 X-Sequence-Number: 5718 "Silvio Macedo" writes: > - on the other hand, in OLE/ODBC, RecordSet.GetString is about 10 > times slower than native OLEDB to get 20K records (tstamp,value). > Anybody had this sort of performance hit on GetString on PostgreSQL > ODBC? > Any tips? Any special connection string tuning? No idea about this myself --- but if you don't get any answers here, please try the specialized pgsql-odbc list. regards, tom lane