Re: Confusing error message in pgbench

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Confusing error message in pgbench
Date: 2017-08-02 19:45:05
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Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> On Tue, Aug 1, 2017 at 10:03 PM, Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp> wrote:
>> I found an error message in pgbench is quite confusing.

> Not really objecting, but an even better fix might be to remove the
> restriction on the order in which the options can be specified.

Indeed. It doesn't look that hard: AFAICS the problem is just that
process_sql_command() is making premature decisions about whether to
extract parameters from the SQL commands. Proposed patch attached.

regards, tom lane

Attachment Content-Type Size
remove-pgbench-option-ordering-constraint.patch text/x-diff 3.9 KB

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