referencingClause

REFERENCING
{
    { OLD | NEW } [ ROW ] [ AS ] correlationName 
        [ { OLD | NEW } [ ROW ] [ AS ] correlationName ]
  | 
    { OLD_TABLE | NEW_TABLE } [ AS ] identifier 
        [ { OLD_TABLE | NEW_TABLE } [ AS ] identifier ] 
}

Note: The OLD_TABLE | NEW_TABLE syntax is deprecated since it is not SQL compliant and is intended for backward compatibility and DB2 compatibility.