INSERT into an identity column not allowed on table variables.

Error Message:
Msg 1077, Level 16, State 1, Line 3
INSERT into an identity column not allowed on table variables.

Severity level:
16.

Description:
This error message appears when you try to insert explicitly values into an identity column of a table variable.

Consequences:
The T-SQL statement can be parsed, but causes the error at runtime.

Resolution:
Errors of the Severity Level 16 are generated by the user and can be fixed by the SQL Server user. The statement cannot be executed this way. You cannot explicitly insert values into an identity column of a table variable.

Versions:
All versions of SQL Server.

Example(s):
USE Northwind
GO
DECLARE @t TABLE (ID int IDENTITY, CustomerID int)

INSERT INTO @t (ID, CustomerID)
SELECT 1, CustomerID
  FROM Customers

Remarks:
In the above example we try to insert values into an identity column of a table variable. This raises the error.




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