@fbehrens: I'm not sure if GUID have performance problem during insert, the only drawback of GUID is the way that they are storage in the database, if I'm not mistaken and I'm not database guy, a regular int or bigint will take one page witch is 8k and GUID uses 2 pages witch make your DB size bigger and because of that read will perform better on int and bigint than a GUID. I'm big fan of both and each one its place
Since we get 10 ids by request and if I get a second request the ids will start at (10 + 1) and so on, is safe to said that I will decrease the max value of my numeric id either int or long by 10. Meaning
Thanks for the video its really good. But I have question,when you mention that when we created a lambda async method we need to always verify that it 's a sub or task function (I'm VB too) what mechanics do you recommend to validate the out put of the lambda.