Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> c.d.o.server -> Re: Full tablescans on long tables

Re: Full tablescans on long tables

From: <chuck_hamilton_at_qvc.com>
Date: 29 Mar 2001 16:30:19 GMT
Message-ID: <99vnur$fnk$1@news.netmar.com>

I don't know if there's a utility, but you can determine the tablespace(s) in question by looking at the end of the report for which tablespaces have a higher number of blocks read than physical reads. That would indicate the use of multiblock reads and therefore table scans.

In article <99vl2d$a23$1_at_kermit.esat.net>, Keith Jamieson <Keith.Jamieson_at_phoenix.ie> writes:
>After running utlbstat.sql and utlestat.sql, I get a lot of full table scans
>on long tables(ie more than 5 data blocks).
>
>Is there any utility, view etc which will let me see what the names of these
>long tables being accessed are.
>
>Essentially, I want to see if its one or two particular tables which are
>being hit frequently, or whether I have a problem in General.
>
>TIA.
>
>Keith Jamieson
>
>
>
>

Received on Thu Mar 29 2001 - 10:30:19 CST

Original text of this message

HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US