Identity Inserts: One Table at a Time

Bert Wagner shows that you can only insert with IDENTITY_INSERT = ON for one table at a time:

Ok, simple enough to fix: we just need to do what the error message says and SET IDENTITY_INSERT ON for both tables:

SET IDENTITY_INSERT dbo.User_DEV ON; SET IDENTITY_INSERT dbo.StupidQuestions_DEV ON;

And… it still didn’t work:

IDENTITY_INSERT is already ON for table 'IdentityTest.dbo.User_DEV'. Cannot perform SET operation for table 'dbo.StupidQuestions_DEV'.

Click through for the ramifications and your alternative.

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