SCOPE_IDENTITY() Vs @@ Identity Vs IDENT_CURRENT(tableName) in Sql Server
Hi there, in this blog post i am going to discuss the basic differences between SCOPE_IDENTITY(), @@Identity and IDENT_CURRENT('tableName'). Basically all these three are used to retrieve the last inserted identity value in different session and different scope. Let's try to understand it in detail. SCOPE_IDENTITY() : It returns the value of identity last inserted within same session and same scope. @@Identity : It is a global variable which returns the value of identity last inserted within same session but in any scope. IDENT_CURRENT('tableName') : It returns the value of identity last inserted in any session and in any scope. Now, i am pretty sure you are wondering about what this session and scope really menu in the above mentioned points. So, let me clear the same with an example. First we need to create two different but simple table with having the following structure. create table ta...