Re: review: CHECK FUNCTION statement

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.  I don't know how psql does it, but I notice that
> it shows a single line in a multiline query -- so it's not just a matter
> of adding some number of spaces.

I checked how this works in psql.  It is upwards of 200 lines of code --
see reportErrorPosition in libpq/fe-protocol3.c.  I'm not sure this can
be made to work sensibly here.

--
Álvaro Herrera <alvherre@commandprompt.com>
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