I’m starting a series of posts “Don’t” about patterns and design decisions I consider bad. Some of them are learned the hard way, through bad judgment and painful experience. While at certain circumstances some of the patterns described can be useful, they are mostly don’t work well in a general case. Open session in view “Open session in view” (OSV) is a web-oriented (anti)pattern that opens ORM session at the beginning of the request and close it when view rendering is done (session is maintained by a servlet filter (Java) or http module (ASP.NET)). Why one might...
posted @ Sunday, November 15, 2009 3:20 AM |