Re: Quotes and spaces

From: Oleg Lebedev <olebedev(at)waterford(dot)org>
To: Stephan Szabo <sszabo(at)megazone23(dot)bigpanda(dot)com>
Cc: pgsql-sql(at)postgresql(dot)org
Subject: Re: Quotes and spaces
Date: 2001-10-05 23:54:11
Message-ID: 3BBE4822.B69C2B0E@waterford.org
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I just upgraded to 7.1 and the query works for me now.
thanks,

Oleg

Stephan Szabo wrote:

> On Fri, 5 Oct 2001, Oleg Lebedev wrote:
>
> > Hi,
> > I looked through PL/pgSQL tutorial, but I can't get quotes and spaces to
> > work in queries executed from Pl/pgSQl. Here is an example:
> >
> > create procedure get_name(varchar)
> > ...
> > BEGIN
> > query := ''SELECT first_name || '''' '''' || last_name FROM user'';
> > EXECUTE query;
> > ...
> > END;
> > ...
> >
> > Basically I want to get full name, i.e. first name separated with space from
> > the last name. If I follow the PL/pgSQL manual as shown above, I get parse
> > error.
> > What am I doing wrong?
>
> Odd, a script like the following works for me on both 7.1 and 7.2devel:
>
> drop table aa;
> drop function fgn(varchar);
> create table aa(a varchar);
> insert into aa values ('d');
> create function fgn(varchar) returns text as '
> DECLARE
> query text;
> rec record;
> BEGIN
> query := ''SELECT a || '''' '''' || a as bar from aa;'';
> RAISE NOTICE ''%'', query;
> FOR rec in EXECUTE query LOOP
> return rec.bar;
> END LOOP;
> END;'
> language 'plpgsql';
> select fgn('f');

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