From: | Osvaldo Rosario Kussama <osvaldo_kussama(at)yahoo(dot)com(dot)br> |
---|---|
To: | Alejandro Torras <atec_post(at)yahoo(dot)es> |
Cc: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: [PROPOSAL] DML value format |
Date: | 2007-08-13 16:21:08 |
Message-ID: | 46C084F4.6080202@yahoo.com.br |
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Thread: | |
Lists: | pgsql-general |
Alejandro Torras escreveu:
> -- English --
> Hi,
>
> Is there some way to put values in a INSERT statement
> without taking care of apostrophes?
>
> In example:
> INSERT INTO persons VALUES ('Harry', 'O'Callaghan');
> ^^^^^^^^^^^
>
> I think that it can be used some kind of length-marker
> to help the parsing of the value.
>
> In example:
> INSERT INTO persons VALUES ('Harry', @11:O'Callaghan);
>
> I think this approach could help reducing the sql
> injections.
>
> Regards,
> A. Torras.
>
> -- Castellano --
> Hola,
>
> ¿Hay alguna manera de insertar valores en una
> sentencia INSERT sin tener en cuenta apóstrofes?
>
> Por ejemplo:
> INSERT INTO persons VALUES ('Harry', 'O'Callaghan');
> ^^^^^^^^^^^
>
> Pienso que puede ser usado algún tipo de marcador de
> longitud para ayudar el parseo del valor.
>
> Por ejemplo:
> INSERT INTO persons VALUES ('Harry', @11:O'Callaghan);
>
> Creo que este enfoque podría ayudar reduciendo las
> inyecciones SQL (SQL injections).
>
Dollar-Quoted String Constants?
http://www.postgresql.org/docs/8.2/interactive/sql-syntax-lexical.html#SQL-SYNTAX-CONSTANTS
INSERT INTO persons VALUES ($$Harry$$, $$O'Callaghan$$);
Perhaps use quote_literal() function?
http://www.postgresql.org/docs/8.2/interactive/functions-string.html
Osvaldo
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