Returns the column name.
| Parameter | Description | 
|---|---|
| table-id | The object ID of the table. | 
| column-id | The column ID of the column. | 
| database-id | The database ID. | 
The following statement returns the column name lname. The object ID of the Customers table is 100209, as returned by the OBJECT_ID function. The column ID is stored in the column_id column of the syscolumn system table. The database ID of the iqdemo database is 0, as returned by the DB_ID function.
SELECT COL_NAME( 100209, 3, 0 ) FROM iq_dummy
The following statement returns the column name city.
SELECT COL_NAME ( 100209, 5 )FROM iq_dummy