[Opensim-dev] nhibernate progress, baby steps

Stefan Andersson stefan at tribalmedia.se
Thu Apr 3 17:55:42 UTC 2008


It seems the MySQL connector for .net assumes the db field is a string for its internal MySqlDataReader.GetGuid() implementation.
 
(I could have been looking at source for an old revision of the connector, but that needs to be checked out anyway)
 
So, that might mean that going binary could wreck stuff like nhibernate, if that's using a DataReader.
 
Best,
/Stefan



> Date: Thu, 3 Apr 2008 13:49:03 -0400> From: sean at dague.net> To: brianw at terrabox.com; opensim-dev at lists.berlios.de> Subject: Re: [Opensim-dev] nhibernate progress, baby steps> > On Thu, Apr 03, 2008 at 11:19:58AM -0500, Brian Wolfe wrote:> > *nod* sounds good to me as well. I just have one request since we'll be> > changing things up at this level. Can we shoot for UUIDs being stored as> > a byte[16] in order to gain the 10x speedup in SQL indexing/storage vs> > string(32|36) ?> > That's definitely an option. It did however seem like there was some> speedup on LLUUID processing if we kept strings. I'm not sure where the> two end up colliding on speedup effects.> > -Sean> > -- > __________________________________________________________________> > Sean Dague Mid-Hudson Valley> sean at dague dot net Linux Users Group> http://dague.net http://mhvlug.org> > There is no silver bullet. Plus, werewolves make better neighbors> than zombies, and they tend to keep the vampire population down.> __________________________________________________________________
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