Re: TRUNCATE locking problem

From: Joe Maldonado <jmaldonado(at)webehosting(dot)biz>
To:
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: TRUNCATE locking problem
Date: 2005-07-18 15:04:28
Message-ID: 42DBC4FC.2080605@webehosting.biz
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Thanks...I just wanted to verify that it was the intended behaviour
prior to going in and changing code :)

- Joe Maldonado

Tom Lane wrote:

>Joe Maldonado <jmaldonado(at)webehosting(dot)biz> writes:
>
>
>>It seems that TRUNCATE is first posting a lock on the table and then
>>waiting for other transactions to finish before truncating the table
>>thus blocking all other operations.
>>
>>
>
>That's what it's supposed to do. If you have a problem with the length
>of the delay, find the (other) transaction that's accessing the table
>for too long and fix that.
>
> regards, tom lane
>
>---------------------------(end of broadcast)---------------------------
>TIP 9: In versions below 8.0, the planner will ignore your desire to
> choose an index scan if your joining column's datatypes do not
> match
>
>

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