From: | Hugo Ferreira <bytter(at)gmail(dot)com> |
---|---|
To: | Josh Berkus <josh(at)agliodbs(dot)com> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Help trying to tune query that executes 40x slower than in SqlServer |
Date: | 2005-03-07 17:45:32 |
Message-ID: | 4e8efcf50503070945332778bb@mail.gmail.com |
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Thread: | |
Lists: | pgsql-performance |
I'm sorry for my unpolite query alignment. Here is the query in a more
human-readable format:
SELECT 514, 10000168, C.contxt_id, C.contxt_elmt_ix, null, null,
null, null, null, null, 1
FROM CONTXT as P INNER JOIN CONTXT_ELMT as C on P.contxt_id = C.contxt_id
INNER JOIN MRS_REPLICATION_OUT as S on S.ent_id=10000029
AND P.contxt_id = S.pk1
INNER JOIN MRS_TRANSACTION TRANS on TRANS.trans_id=514
LEFT JOIN ON_REPL_DATA_OWNER NRDO on
NRDO.non_repl_data_owner_id = C.owner_id
LEFT JOIN REPL_DATA_OWNER_RSDNC RDOR on RDOR.owner_id = C.owner_id
AND RDOR.rsdnc_node_id=TRANS.recv_node_id
LEFT JOIN MRS_REPLICATION_OUT OUT on OUT.trans_id = 514
AND OUT.ent_id=10000168 and C.contxt_id = OUT.pk1
AND C.contxt_elmt_ix = OUT.pk2
INNER JOIN MRS_TRANSACTION RED_TRANS on
TRANS.prov_node_id=RED_TRANS.prov_node_id
AND TRANS.recv_node_id=RED_TRANS.recv_node_id
LEFT JOIN MRS_REPLICATION_OUT RED_OUT on RED_TRANS.cat_code = 'OUT'
AND RED_TRANS.trans_type in ('X01', 'X02')
AND RED_TRANS.trans_id = RED_OUT.trans_id
WHERE S.age=0 and S.trans_id=514
AND (NRDO.non_repl_data_owner_id is null)
AND (RDOR.repl_data_owner_id is null)
AND (OUT.trans_id is null)
AND (RED_OUT.trans_id is null);
Because GMAIL also cuts out text at 80 characters, I also send the
query in attachment.
Once again thanks for your help,
Hugo Ferreira
> Can you *format* this query please, and re-submit it? Proper query format
> looks like:
>
> SELECT a.1, b.2
> FROM a JOIN b ON a.1 = b.3
> JOIN c ON b.4 = c.1
> WHERE a.5 < 6
> AND c.7 = '2005-01-01';
>
> ... for maximum readability.
--
GPG Fingerprint: B0D7 1249 447D F5BB 22C5 5B9B 078C 2615 504B 7B85
Attachment | Content-Type | Size |
---|---|---|
query.txt | text/plain | 1.1 KB |
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Next Message | Tom Lane | 2005-03-07 18:02:07 | Re: Help trying to tune query that executes 40x slower than in SqlServer |
Previous Message | Josh Berkus | 2005-03-07 17:31:06 | Re: Tuning, configuration for 7.3.5 on a Sun E4500 |