Generates integer values, starting at 1, for each successive row in a query. Its implementation is identical to that of the NUMBER function.

Syntax

IDENTITY( expression )

Parameters

Returns

INT

Remarks

For a description of how to use the IDENTITY function, see NUMBER function [Miscellaneous].

See also

• NUMBER function [Miscellaneous]

Standards and compatibility

Example

The following statement returns a sequentially-numbered list of employees.

SELECT IDENTITY( 10 ), Surname FROM Employees;