Why is Entity Framework taking 30 seconds to load records when the generated query only takes 1/2 of a second?

Question

The executeTime below is 30 seconds the first time, and 25 seconds the next time I execute the same set of code. When watching in SQL Profiler, I immediately see a login, t

Answer 1

EF takes a while to start up. It needs build metadata from xml and probably generates objects used for mapping. So it takes a few sec to start up, i don't think there is a way to get around that, except never restarting your program.