Re: Returning String as Integer - Mailing list pgsql-sql

From Bruno Wolff III
Subject Re: Returning String as Integer
Date
Msg-id 20060506153916.GA3434@wolff.to
Whole thread Raw
In response to Re: Returning String as Integer  (Jorge Godoy <jgodoy@gmail.com>)
Responses Re: Returning String as Integer
List pgsql-sql
On Fri, May 05, 2006 at 18:52:19 -0300, Jorge Godoy <jgodoy@gmail.com> wrote:
> Em Sexta 05 Maio 2006 18:37, Kashmira Patel (kupatel) escreveu:
> > Hi all,
> >    I have a table with a column of type 'text'. It mainly contains
> > numbers. Is there any way to select a value from this column and return
> > it as an integer?
> 
> testing=# select '123'::integer;
>  int4 
> ------
>   123
> (1 registro)

Note that that isn't the same thing. The '123' above is not treated as
being of type text. If you actually wanted to test this conversion you
would want to do:
bruno=> select '123'::text::integer;int4
------ 123
(1 row)


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