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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Dmitriy Igrishin <dmitigr@gmail.com>
Cc: pgsql-docs <pgsql-docs@postgresql.org>
Subject: Re: Misinformation in 31.18 chapter.
Date: Fri, 02 Dec 2011 11:37:10 -0500
Message-ID: <18798.1322843830@sss.pgh.pa.us> (raw)
In-Reply-To: <CAAfz9KNYSS2EeY2RzDUwkd+yb0kk6sD5PM3yHFdyn5b8hK-uWQ@mail.gmail.com>
References: <CAAfz9KNYSS2EeY2RzDUwkd+yb0kk6sD5PM3yHFdyn5b8hK-uWQ@mail.gmail.com>

Dmitriy Igrishin <dmitigr@gmail.com> writes:
> According to 31.18,
> http://www.postgresql.org/docs/9.1/static/libpq-threading.html
> "PGresult objects are read-only after creation, and so can be passed around
> freely between threads."

> But PGresult objects are *not* read-only because of existence of
> PQsetvalue() described in
> http://www.postgresql.org/docs/9.1/static/libpq-misc.html

Good point ... and the "event" stuff can modify the state of a PGresult,
too.  I've updated that statement accordingly.  Thanks for the note.

			regards, tom lane

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