sql-identity-insert

SQL Server – Copy data from one table to another

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To copy data from one table to an existing table, use INSERT INTO SELECT and specify the column list: If the columns are the exact same in the two tables (and there are no identity columns), you don’t need to specify the column list: When the table doesn’t exist, use SELECT INTO, specifying which columns … Read more

SqlException: Cannot insert explicit value for identity column

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When you have a table with an identity column, and you try to specify the value for identity column when inserting a record, you’ll get the following exception: Microsoft.Data.SqlClient.SqlException (0x80131904): Cannot insert explicit value for identity column in table ‘Movies’ when IDENTITY_INSERT is set to OFF. This error means you have an identity column in … Read more