Re: Server error and deadlocks - Mailing list pgsql-general

From Tom Lane
Subject Re: Server error and deadlocks
Date
Msg-id 12874.1042517903@sss.pgh.pa.us
Whole thread Raw
In response to Re: Server error and deadlocks  (Stephan Szabo <sszabo@megazone23.bigpanda.com>)
List pgsql-general
Stephan Szabo <sszabo@megazone23.bigpanda.com> writes:
> On Mon, 13 Jan 2003, Orr, Steve wrote:
>> Finally, there are LOTS of deadlocks and I'm thinking it's because they are
>> not doing "SELECT ... FOR UPDATE" or are explictly locking tables. Or they
>> are constantly updating the same rows. It seems our duhvelopers need to get

> Well, if you're using foreign keys, you might be running into a deficiency
> in the foreign key implementation.

If these folk are immigrants from MySQL, I bet they're not using foreign
keys.  Taking table-level locks seems like a more likely route to
deadlock.  But this is all guesswork --- we need to see some info about
the queries being issued before we can opine about the real cause.

            regards, tom lane

pgsql-general by date:

Previous
From: Tom Lane
Date:
Subject: Re: String functions like split() and join() in plpgsql
Next
From: Alex Zavalin
Date:
Subject: libraries