[mso] Re: Access & VBA & OT (just a bit)
- From: "Glenda Wells" <gwells@xxxxxxxxxxx>
- To: <mso@xxxxxxxxxxxxx>
- Date: Thu, 24 Mar 2005 09:40:35 -0500
Thanks Jim. I'm running the query now with % instead of * but have a
question...Linda, please forgive the slightly OT, but it seriously
affects what I do in Access.
To start my P-T Query, I copied SQL from an existing Select Query. The
statement, even for known values says LIKE (SELECT.....FROM.....WHERE
DESIGNATION CODE LIKE "DANCER") does that have something to do with why
most of the ODBC queries seem to take forever to run? Is Access
automatically looking for LIKE instead of actual values?
-----Original Message-----
From: Jim Pettit [mailto:jimpettit@xxxxxxxxx]=20
Sent: Thursday, March 24, 2005 09:14 AM
To: mso@xxxxxxxxxxxxx
Subject: [mso] Re: Access & VBA
I believe that because of the way things are indexed, Oracle queries
using the LIKE operator force full-table scans, meaning that Oracle has
to look at every row in the table every time they're run. This puts a
lot of stress on the system. Just so you know.)
Hope this helps.
--Jim
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