From: Joel Fradkin <jfradkin@wazagua.com>
To: pgsql-sql@postgresql.org
Subject: Assoclist is still slow and I am not seeing it
Date: Sat, 5 Feb 2005 16:38:00 -0500
Message-ID: <000001c50bca$f7cc5530$797ba8c0@jfradkin> (raw)
Hi,
I asked about this before and am still fighting for success; any ideas I
tried adding a index on jobtitle.
Explain analyze returns
QUERY PLAN
"Merge Join (cost=53053.05..53652.66 rows=4888 width=113) (actual
time=9788.066..11042.584 rows=85694 loops=1)"
" Merge Cond: (""outer"".locationid = ""inner"".locationid)"
" -> Sort (cost=604.65..605.45 rows=319 width=49) (actual
time=5.367..6.729 rows=402 loops=1)"
" Sort Key: l.locationid"
" -> Index Scan using ix_location on tbllocation l
(cost=0.00..591.38 rows=319 width=49) (actual time=0.193..3.548 rows=402
loops=1)"
" Index Cond: ('SAKS'::text = (clientnum)::text)"
" -> Sort (cost=52448.40..52710.82 rows=104970 width=75) (actual
time=9782.634..10100.572 rows=85695 loops=1)"
" Sort Key: a.locationid"
" -> Merge Right Join (cost=39859.63..41130.10 rows=104970
width=75) (actual time=6811.114..8284.253 rows=99139 loops=1)"
" Merge Cond: (((""outer"".clientnum)::text =
""inner"".""?column10?"") AND (""outer"".id = ""inner"".jobtitleid))"
" -> Index Scan using ix_tbljobtitle_id on tbljobtitle jt
(cost=0.00..226.47 rows=6343 width=37) (actual time=0.089..33.082 rows=5662
loops=1)"
" Filter: (1 = presentationid)"
" -> Sort (cost=39859.63..40122.06 rows=104970 width=53)
(actual time=6763.992..7160.587 rows=99139 loops=1)"
" Sort Key: (a.clientnum)::text, a.jobtitleid"
" -> Seq Scan on tblassociate a (cost=0.00..31105.34
rows=104970 width=53) (actual time=0.478..1831.000 rows=99139 loops=1)"
" Filter: ((clientnum)::text = 'SAKS'::text)"
"Total runtime: 11319.403 ms"
Joel Fradkin
Wazagua, Inc.
2520 Trailmate Dr
Sarasota, Florida 34243
Tel. 941-753-7111 ext 305
jfradkin@wazagua.com
www.wazagua.com
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To: pgsql-sql@postgresql.org
Cc: jfradkin@wazagua.com
Subject: Re: Assoclist is still slow and I am not seeing it
In-Reply-To: <000001c50bca$f7cc5530$797ba8c0@jfradkin>
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