[Wellington-pm] Perl database stuff....

[Dan Horne]

Whoops - I made a typo in the mail. The last line should read: But I'd be
keen to revisit this if anyone has got any pointers...

> -----Original Message-----
> From: wellington-pm-bounces+dan.horne=redbone.co.nz at pm.org 
> [mailto:wellington-pm-bounces+dan.horne=redbone.co.nz at pm.org] 
> On Behalf Of Dan Horne
> Sent: Tuesday, 9 January 2007 5:22 p.m.
> To: 'Wellington Perl Mongers (Perl user group)'
> Subject: Re: [Wellington-pm] Perl database stuff....
> 
>  
> 
> > -----Original Message-----
> > From: wellington-pm-bounces+dan.horne=redbone.co.nz at pm.org
> > On Behalf Of Sam Vilain
> > Sent: Monday, 8 January 2007 6:49 p.m.
> 
> > So, once good solution is to have a (hidden to the
> > user) "object version" field, which is sent to the user 
> with the rest 
> > of their information, and confirmed to match the row during 
> the update 
> > cycle.
> 
> A lot of the Java ORMs have this approach to optimistic 
> locking built in, but as far as I can see, none of the Perl 
> ORMs do. I tried looking at the internals of DBIx::Class to 
> figure out how to add support for this as a component, but 
> basically got swamped by the details - I couldn't figure out 
> how to trasparently compare the version numbers. But if 
> anyone has any ideas on how to do this if anyone has got any 
> pointers...
> 
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