@Scott: don't confuse "thread-safe" with "having to do something". For example, a method that accesses no data outside of its own state is thread-safe by definition. Issues arise only when accessing state that other threads may also access.
Joined: Apr 02, 2008
if the user access the same table ,I do not want to make them wait till the current user release the Lock,that is ,all the user update same table as they wish.