• It's stored in the metadata of the table.

    One other point, don't assume identity columns are unique. There's nothing in the identity property that requires uniqueness, if it has to be unique put a unique or primary key constraint in place

    Gail Shaw
    Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
    SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

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