Msg 1789, Level 16, State 1, Line 1
Cannot use CHECKSUM(*) in a computed column definition.
This error message appears when you try to the CHECKSUM(*) function in the definition of a computed column.
The T-SQL statement can be parsed, but causes the error at runtime.
Error 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 use CHECKSUM(*) in a computed column.
All versions of SQL Server.
IF OBJECT_ID(‘tempdb..#t’) > 0
DROP TABLE #t
CREATE TABLE #t
c2 AS CHECKSUM(*)
INSERT INTO #t VALUES(1);
In the above example we try to use CHECKSUM(*) in the definition of a computed column. This raises the error.