Re: For loop

From: "Ezequias R(dot) da Rocha" <ezequias(at)fastcon(dot)com(dot)br>
To: pgsql-sql(at)postgresql(dot)org
Subject: Re: For loop
Date: 2007-03-13 13:30:59
Message-ID: 45F6A793.1090904@fastcon.com.br
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I quetion one more time. I must have a function ? Isn't another way to
implement it without using functions ?

Ezequias
Bart Degryse escreveu:
> Please post your complete CREATE FUNCTION statement. Error code 42601
> refers to some syntax error which probably occurs just before you
> start looping. To find it I need to see more code.
> Please don't mail me directly. Only mail to pgsql-sql(at)postgresql(dot)org
> <mailto:pgsql-sql(at)postgresql(dot)org>
>
> >>> "Ezequias R. da Rocha" <ezequias(at)fastcon(dot)com(dot)br> 2007-03-13 14:19 >>>
> They are not working well.
>
> Allways the same error.
>
> (if while)
> ERROR: syntax error at or near "WHILE"
> SQL state: 42601
> Character: 1
>
> (if for)
>
> ERROR: syntax error at or near "FOR"
> SQL state: 42601
> Character: 1
>
> (if loop)
> ERROR: syntax error at or near "LOOP"
> SQL state: 42601
> Character: 1
> I installed the pgsql but I don't think it is a problem of language.
> What could be wrong ? I am not using functions too. I am using the SQL
> tool of PgAdmin III.
>
> Any help would be glad.
>
> Ezequias
>
> Bart Degryse escreveu:
> > As you can see in the manual
> >
> (http://www.postgresql.org/docs/8.1/interactive/plpgsql-control-structures.html)
>
> > you have to remove the ; after the initial LOOP
> >
> > LOOP
> > statements
> > IF i > 1000000 THEN EXIT;
> > END LOOP;
> >
> > Or you can try...
> >
> > WHILE i <= 1000000 LOOP
> > statements
> > END LOOP;
> >
> > Or even... (don't initialize i in this case)
> >
> > FOR i IN 1 .. 1000000 LOOP
> > statements
> > END LOOP;
> >
> > >>> "Ezequias R. da Rocha" <ezequias(at)fastcon(dot)com(dot)br> 2007-03-13
> 14:00 >>>
> > Ezequias R. da Rocha escreveu:
> > > Hi list,
> > >
> > > I would like to test the power of processing of postgresql (and my
> > > server) by insert a large ammount of data on a table I have.
> > >
> > > I would like to know how to implement a For... loop . With it I think
> > > I could check the real power of my server.
> > >
> > > Ezequias
> > >
> > I tryed a way but it is not working. Please see it:
> >
> > LOOP;
> > -- some computations
> > insert into carga (desc) values ('My Text');
> > IF count > 1000000 THEN
> > EXIT; -- exit loop
> > END IF;
> > END LOOP;
> >
> > The postgresql reports the following error:
> > /
> > ERROR: syntax error at or near "LOOP"
> > SQL state: 42601
> > Character: 1/
> >
> > ---------------------------(end of broadcast)---------------------------
> > TIP 3: Have you checked our extensive FAQ?
> >
> > http://www.postgresql.org/docs/faq
>

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