[drupal-devel] LOCK vs. SELECT FOR UPDATE

piotrwww at krukowiecki.net piotrwww at krukowiecki.net
Thu Sep 29 07:35:40 UTC 2005

On Thu, Sep 29, 2005 at 02:12:20AM +0200, Gerhard Killesreiter wrote:
> On Thu, 29 Sep 2005, Karoly Negyesi wrote:
> > I think we should use autoincrement/serial and have a db_last_id function
> > (mysql_insert_id, select currval, lastInsertId in PDO etc.). This would
> > make Drupal code actually shorter and simpler (a very little bit).
> I think that I do now recall why we are looking up the next ID first: If
> we use mysql_insert_id we risk not getting the right ID.
> See here for some warnings:
> http://de.php.net/manual/en/function.mysql-insert-id.php

We do not:

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