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Re: BUG #5531: REGEXP_ REPLACE causes connection drop

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Ola Sergatchov <ola_sergatchov(at)hotmail(dot)com>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #5531: REGEXP_ REPLACE causes connection drop
Date: 2010-06-30 15:46:53
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-bugs
Ola Sergatchov wrote:
> The following bug has been logged online:
> Bug reference:      5531
> Logged by:          Ola Sergatchov
> Email address:      ola_sergatchov(at)hotmail(dot)com
> PostgreSQL version: 8.1.18
> Operating system:   RedHat Linux 4.1.2-46
> Description:        REGEXP_ REPLACE causes connection drop
> Details: 
> Passing large string to REGEXP_REPLACE function causes the DB connection to
> drop. We executed this function with very large strings (20,000 - 250,000
> characters) both from RedHat and PgAdmin and in both cases the function
> fails to return and eventually the connection drops. From looking in the
> documentation, there is no reference to the maximum size of the string that
> his function can process.

Can you show us any relevant entries in the server logs?  FYI, 8.1.18 is
both old for minor and major release.

  Bruce Momjian  <bruce(at)momjian(dot)us>

  + None of us is going to be here forever. +

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Subject: Re: BUG #5531: REGEXP_ REPLACE causes connection drop
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Subject: Re: [BUGS] Server crash while trying to read expression using pg_get_expr()

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