To separate operation, setting, and a management area associated with auditing from operation and an area controlled by a DBMS manager for deterring the DBMS manager from the operation associated with auditing and from access to the area associated with auditing.

In an auditing method for this database management system having a function for auditing a query to a database, processing for checking a right to perform operation about auditing and processing for controlling access to a first area containing control information of the auditing function and audition record and a second area containing the database is carried out. In this way, an auditor independent of the DBMS manager performs auditing for auditing and preventing illicit operation by the DBMS manager.