On Mon, Jul 19, 2010 at 1:20 PM, Darren Duncan <[email protected]>wrote:
> Peter Rabbitson wrote: > >> On Sun, Jul 18, 2010 at 02:40:47PM +0200, Leandro Hermida wrote: >> >>> very good points and makes a lot of sense. If I can ask a more general >>> question then, why do ORMs exist in the first place and why are they so >>> popular vs using a object persistence mechanism? There must be some >>> serious >>> advantage to using them. >>> >> >> Because there yet does not exist a persistent object store, that can be >> asked to fetch "all objects which have related objects whose attribute X >> is Y", and which will do so by *transparrently* using native SQL methods >> (namely GROUP BY over a joined resultset). Matt Trout is working on the >> foundation of just such a "mapper", but this is a very very hard problem >> to get right, so progress is slow. >> > > What are you referring to exactly? "SQL-Abstract-2"? Which last I looked > hadn't had any version control activity in a year? Or something else? Url? > http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=dbsrgits/DBIx-Data-Store.git;a=summary -- fREW Schmidt http://blog.afoolishmanifesto.com
_______________________________________________ List: http://lists.scsys.co.uk/cgi-bin/mailman/listinfo/dbix-class IRC: irc.perl.org#dbix-class SVN: http://dev.catalyst.perl.org/repos/bast/DBIx-Class/ Searchable Archive: http://www.grokbase.com/group/[email protected]
