Re: Postgres performance comments from a MySQL user - Mailing list pgsql-general

From Martin Marques
Subject Re: Postgres performance comments from a MySQL user
Date
Msg-id 200306121005.08056.martin@bugs.unl.edu.ar
Whole thread Raw
In response to Re: Postgres performance comments from a MySQL user  (Jonathan Bartlett <johnnyb@eskimo.com>)
Responses Re: Postgres performance comments from a MySQL user  (Ron Johnson <ron.l.johnson@cox.net>)
List pgsql-general
On Mié 11 Jun 2003 12:29, Jonathan Bartlett wrote:
>
> 3) If your point was to move to a relational database, then you should
> choose Postgres.  MySQL, although it's SQL, hardly qualifies as
> relational

MySQL doesn't have relations at all, unless you put the InnoDB module,
which stamps down performance.

An example I tried to do on a MySQL without InnoDB was:

CREATE TABLE testing (
id INT,
word VARCHAR(20) REFERENCES other_table("word")
);

(knowing that other_table exists (I prefiously created it) and has word as
a VARCHAR(20) field).

An error is what I got.

--
Porqué usar una base de datos relacional cualquiera,
si podés usar PostgreSQL?
-----------------------------------------------------------------
Martín Marqués                  |        mmarques@unl.edu.ar
Programador, Administrador, DBA |       Centro de Telematica
                       Universidad Nacional
                            del Litoral
-----------------------------------------------------------------


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