PM> sqllocaldb.exe stop v11.0 LocalDB instance "v11.0" stopped. PM> sqllocaldb.exe delete v11.0 LocalDB instance "v11.0" deleted. PM> sqllocaldb.exe start v11.0 LocalDB instance "v11.0" started.
Visual Studio Developer Command Prompt删除localdb的方法
原文：http://www.cnblogs.com/yghost/p/5247417.html