@@IDENTITY after INSERT statement always returns 0

Question

I need a function which executes an INSERT statement on a database and returns the Auto_Increment primary key. I have the following C# code but, while the INSERT statement w

Answer 1

you need to return the identity at the same time as you open the initial connection. Return a result set from your insert or an output variable.

You should also always use SCOPE_IDENTITY() not @@identity. Reference here

You should add

SELECT SCOPE_IDENTITY() 

After the insert.