How can I know that record is locked?

From: Jarosław Jankowski <Jarek(at)prn(dot)pl>
To: "'pgsql-novice(at)postgresql(dot)org'" <pgsql-novice(at)postgresql(dot)org>, "'pgsql-general(at)postgresql(dot)org'" <pgsql-general(at)postgresql(dot)org>, "'pgsql-sql(at)postgresql(dot)org'" <pgsql-sql(at)postgresql(dot)org>
Subject: How can I know that record is locked?
Date: 2002-03-18 20:39:30
Message-ID: 01C1CEC5.63F40460.Jarek@prn.pl
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Hi, I'am polish programmers in PostgreSQL.

My question is: How can I know that record is locked?
I do SELECT .. FOR UPDATE in transaction, and when selected records is
locked by other user, then my select wait for release lock and hold
program. I want select and lock records. If lock is unavaliable, I want get
any error, instead of wait for release lock.

Please help me.

Thanks for answers.
Jaroslaw Jankowski
jarek(at)prn(dot)pl

--------------------------------------
Sorry for my language, but I know only technical english for reading
documentation.

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