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From: Bruce Momjian <[email protected]>
To: Neil Conway <[email protected]>
Cc: [email protected]
Subject: Re: concurrency control docs error
Date: Mon, 11 Nov 2002 23:45:40 -0500 (EST)
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>

Neil Conway wrote:
> The docs on concurrency control & deadlocks (User's Guide, 9.3.3, CVS
> docs) state the following:
> 
>   Use of explicit locking can cause deadlocks, wherein two (or more)
>   transactions each hold locks that the other wants.
> 
> This isn't completely true, as deadlocks can occur in applications
> that don't use explicit 'LOCK' statements.
> 
> Can someone suggest a better way to phrase the intent of that
> statement?

But it isn't saying there aren't other deadlock cases, just that
explicit locks tend to cause them more frequently.  You can add "Often"
to the front of the sentence.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  [email protected]               |  (610) 359-1001
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