From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
---|---|
To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
Cc: | Petr Jelínek <pjmodos(at)pjmodos(dot)net>, Greg Smith <greg(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org>, Albe Laurenz <laurenz(dot)albe(at)wien(dot)gv(dot)at> |
Subject: | Re: review: CHECK FUNCTION statement |
Date: | 2012-03-04 19:33:08 |
Message-ID: | CAFj8pRBn12rVL=tgZnT4LgzC8BWH5E4jqMAXsO2zdV5Oysxv1Q@mail.gmail.com |
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Lists: | pgsql-hackers |
Hello
2012/3/4 Alvaro Herrera <alvherre(at)commandprompt(dot)com>:
>
> Excerpts from Alvaro Herrera's message of sáb mar 03 17:56:23 -0300 2012:
>> Excerpts from Alvaro Herrera's message of sáb mar 03 16:54:19 -0300 2012:
>> > Excerpts from Pavel Stehule's message of sáb mar 03 02:25:52 -0300 2012:
>>
>> > > 3. THE ARE NOT CARET - this is really important
>>
>> > I am not sure about the caret thingy -- mainly because I don't think it
>> > works all that well.
>
> It doesn't work correctly with your patch; see sample below. Note the
> caret is pointing to an entirely nonsensical position. I'm not sure
> about duplicating the libpq line-counting logic in the backend.
>
> Also note i18n seems to be working well, except for the "In function"
> header, "query", and the error level. That seems easily fixable.
>
> I remain unconvinced that this is the best possible output.
>
> alvherre=# create function f() returns int language plpgsql as $$
> begin select
> var
> from
> foo; end; $$;
> CREATE FUNCTION
> alvherre=# check function f();
> CHECK FUNCTION
> ---------------------------------------------------------
> In function: 'f()'
> error:42P01:2:sentencia SQL:no existe la relación «foo»
> query:select +
> var +
> from +
> foo
> ^
> (4 filas)
>
this should be fixed. I checked expressions, that works (I expect)
correctly. Caret helps - (really). Sometimes man is blind :).
I'll look on this topic tomorrow and I hope this will be solvable simply.
Regards
Pavel
> --
> Álvaro Herrera <alvherre(at)commandprompt(dot)com>
> The PostgreSQL Company - Command Prompt, Inc.
> PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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