disclosed is a data processing - implemented method , a data processing system , and an article of manufacture for modifying a query during compilation of the query . the query includes a request for an element of data from a table in a database and parameters identifying the requested element . the data processing - implemented method includes determining available information from parameters for locating a classification of the requested element and a classification associated with the query , the requested data classification controlling access to the requested element according to the query associated classification , requesting a suggested action from an external system for obtaining a comparison of the requested data classification and the query associated classification based on the available information , receiving the suggested action from the external system responsive to the sent request , and incorporating the suggested action into the query , the suggested action effecting comparison of the requested data classification with the query associated classification .