From: | Dave Cramer <pg(at)fastcrypt(dot)com> |
---|---|
To: | depesz(at)depesz(dot)com |
Cc: | postgresql performance list <pgsql-performance(at)postgresql(dot)org> |
Subject: | Re: Attempting to disable count triggers on cleanup |
Date: | 2007-09-25 11:39:42 |
Message-ID: | 46F8F37E.9060204@fastcrypt.com |
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Lists: | pgsql-performance |
hubert depesz lubaczewski wrote:
> On Tue, Sep 25, 2007 at 07:08:42AM -0400, Dave Cramer wrote:
>
>> ERROR: deadlock detected
>> DETAIL: Process 23063 waits for ExclusiveLock on tuple (20502,48) of
>> relation 48999028 of database 14510214; blocked by process 23110.
>> Process 23110 waits for ShareLock on transaction 1427023217; blocked by
>> process 23098.
>> ...
>> CONTEXT: SQL statement "update user_profile_count set
>> buddycount=buddycount-1 where user_profile_count.uid= $1 "
>> PL/pgSQL function "user_buddy_count" line 11 at SQL statement
>> SQL statement "DELETE FROM ONLY "public"."user_buddies" WHERE
>> "buddyuserid" = $1"
>>
>
> take a look at:
> http://www.depesz.com/index.php/2007/09/12/objects-in-categories-counters-with-triggers/
>
> and if you want to temporarily disable trigger, simply do appropriate
> "alter table disable trigger".
>
>
Well, that doesn't work inside a transaction I've tried it. This has
been fixed in 8.3
Dave
> depesz
>
>
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