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cursor (Transact-SQL)

A data type for variables or stored procedure OUTPUT parameters that contain a reference to a cursor.

Applies to: SQL Server (SQL Server 2008 through current version), Azure SQL Database.

The operations that can reference variables and parameters having a cursor data type are:

  • The DECLARE @local_variable and SET @local_variable statements.

  • The OPEN, FETCH, CLOSE, and DEALLOCATE cursor statements.

  • Stored procedure output parameters.

  • The CURSOR_STATUS function.

  • The sp_cursor_list, sp_describe_cursor, sp_describe_cursor_tables, and sp_describe_cursor_columns system stored procedures.

    The cursor_name output column of sp_cursor_list and sp_describe_cursor returns the name of the cursor variable.

Any variables created with the cursor data type are nullable.

The cursor data type cannot be used for a column in a CREATE TABLE statement.

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