Re: psql: show only failed queries

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
Cc: Abhijit Menon-Sen <ams(at)2ndquadrant(dot)com>, Rajeev rastogi <rajeev(dot)rastogi(at)huawei(dot)com>, Samrat Revagade <revagade(dot)samrat(at)gmail(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Fabrízio Mello <fabriziomello(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: psql: show only failed queries
Date: 2014-07-09 12:06:21
Message-ID: CAFj8pRDtQ7oh+eS-0EXyGTWdJm+ZEgCw774RjRXm4Wn7MoTUfg@mail.gmail.com
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Hi

2014-07-09 7:07 GMT+02:00 Fujii Masao <masao(dot)fujii(at)gmail(dot)com>:

> On Mon, Jun 30, 2014 at 8:33 PM, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
> wrote:
> >
> >
> >
> > 2014-06-30 13:01 GMT+02:00 Abhijit Menon-Sen <ams(at)2ndquadrant(dot)com>:
> >
> >> At 2014-06-30 12:48:30 +0200, pavel(dot)stehule(at)gmail(dot)com wrote:
> >> >
> >> > + <para>
> >> > + Print a failed SQL commands to standard error output. This is
> >> > + equivalent to setting the variable <varname>ECHO</varname> to
> >> > + <literal>errors</literal>.
> >>
> >> No "a", just "Print failed SQL commands …".
> >>
> >> > - <option>-e</option>.
> >> > + <option>-e</option>. If set to <literal>error</literal> then
> >> > only
> >> > + failed queries are displayed.
> >>
> >> Should be "errors" here, not "error".
> >>
> >> > printf(_(" -a, --echo-all echo all input from
> >> > script\n"));
> >> > + printf(_(" -b --echo-errors echo failed commands sent
> to
> >> > server\n"));
> >> > printf(_(" -e, --echo-queries echo commands sent to
> >> > server\n"));
> >>
> >> Should have a comma after -b to match other options. Also I would remove
> >> "sent to server" from the description: "echo failed commands" is fine.
> >
> >
> > fixed
>
> $ psql -b
> bin/psql: invalid option -- 'b'
> Try "psql --help" for more information.
>
> I got this error. ISTM you forgot to add 'b' into the third argument of
> getopt_long in startup.c.
>
>
fixed

> <application>psql</application> merely prints all queries as
> they are sent to the server. The switch for this is
> - <option>-e</option>.
> + <option>-e</option>. If set to <literal>errors</literal> then only
> + failed queries are displayed.
>
> I think that where failed queries are output should be documented here.
> Otherwise users might misunderstand they are output to standard output
> like ECHO=all and queries do.
>
> It's better to add "The switch for this is <option>-b</option>." into the
> doc.
>

fixed

> + else if (strcmp(prev2_wd, "\\set") == 0)
> + {
> + if (strcmp(prev_wd, "ECHO") == 0)
> + {
> + static const char *const my_list[] =
> + {"none", "errors", "queries", "all", NULL};
> +
> + COMPLETE_WITH_LIST_CS(my_list);
> + }
> + else if (strcmp(prev_wd, "ECHO_HIDDEN") == 0)
> + {
> + static const char *const my_list[] =
> + {"noexec", "off", "on", NULL};
> +
> + COMPLETE_WITH_LIST_CS(my_list);
> + }
> + }
>
> I think that adding tab-completions of psql variables is good, but
> adding those of only ECHO and ECHO_HIDDEN seems half-baked.
> Probably this part should be split into separate patch.
>

fixed

please, see updated patch in attachment

Thank you

Regards

Pavel

>
> Regards,
>
> --
> Fujii Masao
>

Attachment Content-Type Size
echo-error-04.patch text/x-patch 4.9 KB

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