http://ayende.comAyende @ RahienCopyright (C) Ayende Rahien 2004 - 2021 (c) 202660NG, Here is just a bit: [ayende.com/.../...urOwnObjectRelationalMapper.aspx](http://ayende.com/Blog/archive/2006/05/12/25ReasonsNotToWriteYourOwnObjectRelationalMapper.aspx) It is doing more now. http://ayende.com/4097/or-m-suitability#comment6http://ayende.com/4097/or-m-suitability#comment6Wed, 05 Aug 2009 02:57:24 GMTArne, Too complex to answer. I would probably would want to research that a bit before making a decision, or writing my own. http://ayende.com/4097/or-m-suitability#comment5http://ayende.com/4097/or-m-suitability#comment5Wed, 05 Aug 2009 02:52:27 GMT"is doing a lot to make working with RDMBS easy" Would it be possible to provide a list of these things? I can figure out a few, but I imagine you could come up with a more complete list. It would be great to use as reference/ammo when trying to get management/fellow developers' buy in. http://ayende.com/4097/or-m-suitability#comment4http://ayende.com/4097/or-m-suitability#comment4Tue, 04 Aug 2009 22:36:37 GMTGiven, part 2 of your answer, what's your recommendation for a hierarchical database? http://ayende.com/4097/or-m-suitability#comment3http://ayende.com/4097/or-m-suitability#comment3Tue, 04 Aug 2009 19:07:28 GMTHeh, in case of Twitter I think I could go without any database. Who would be insane enough to keep a database of all that babbling? http://ayende.com/4097/or-m-suitability#comment2http://ayende.com/4097/or-m-suitability#comment2Tue, 04 Aug 2009 18:43:27 GMTI really love this answer, with the second part being the clincher! http://ayende.com/4097/or-m-suitability#comment1http://ayende.com/4097/or-m-suitability#comment1Tue, 04 Aug 2009 16:40:50 GMT