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From: Tom Lane <tgl@sss.pgh.pa.us>
To: ROS Didier <didier.ros@edf.fr>
cc: "pryzby@telsasoft.com" <pryzby@telsasoft.com>,
        "pgsql-performance@postgresql.org" <pgsql-performance@postgresql.org>
Subject: Re: How to get the content of Bind variables
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 <20190228161900.GV28750@telsasoft.com>
 <e98a3b508fb8457cbce36a59515d45be@PCYINTPEXMU001.NEOPROD.EDF.FR>
Comments: In-reply-to ROS Didier <didier.ros@edf.fr>
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ROS Didier <didier.ros@edf.fr> writes:
> postgres=# show log_error_verbosity ;
>  log_error_verbosity
> ---------------------
>  default
> (1 row)

So ... how old is this server?  AFAIK the above should be enough to ensure
you get the DETAIL lines with parameter values.  But the ability to log
those hasn't been there forever.

			regards, tom lane