When you insert new records into an SQL database, you may run into issues where you accidentally overwrite records that are already present due to a duplication issue. You can use a simple alteration ...
That suggests that the field value is already null. IsNull () would return false for an empty string.<BR><BR>SQL Server provides the NullIf () function, which does what you want; depending on your ...
I've had the same issue before and resorted to using a query that does the insert then returns @@identity. You can do it without a full blown stored procedure and just using an SqlCommand, IIRC.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results