|  
 ADD_ALTER_SESSION Procedure 
 | 
 
 Specifies an ALTER SESSION parameter for OLAP API users with a particular database role. 
 | 
|  
 DELETE_ALTER_SESSION Procedure 
 | 
 
 Removes a previously defined ALTER SESSION parameter for OLAP API users with a particular database role. 
 | 
|  
 CLEAN_ALTER_SESSION Procedure 
 | 
 
 Removes orphaned data, that is, any ALTER SESSION parameters for roles that are no longer defined in the database. 
 |