Identity Column Identityinsert

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- The following example creates a table with an iden.y column and shows how the SET IDEN.Y_INSERT setting can be used to fill a gap in the iden.y values caused by a DELETE statement. +. USE AdventureWorks2012; GO -- Create tool table. CREATE TABLE dbo.Tool ID INT IDEN.Y NOT NULL .Section 4 - Simple INSERT statement that fails because an explicit value cannot be inserted into a table with an iden.y column when the IDEN.Y_INSERT is set to OFF, which is the default setting. Cannot insert explicit value for iden.y column in table 'Customer ' when IDEN.Y_INSERT is set to OFF..

The following example creates a table with an iden.y column and shows how the SET IDEN.Y_INSERT setting can be used to fill a gap in the iden.y values caused by a DELETE statement. USE AdventureWorks2012; GO -- Create tool table..Simply trying to INSERT a value into the iden.y column generates an error: INSERT Iden.yTable TheIden.y, TheValue VALUES 1, 'First Row' GO Msg 544, Level 16, State 1, Line 3 Cannot insert explicit value for iden.y column in table 'Iden.yTable' when IDEN.Y_INSERT is set to OFF. The trick is to enable IDEN.Y_INSERT for the .The iden.y property on a column guarantees the following: Each new value is generated based on the current seed increment. Each new value for a particular transaction is different from other concurrent transactions on the table..How To Create Table with Iden.y Column. create it with the ID column set to be the table's Iden.y column. database with IDEN.Y_INSERT set to OFF .

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