Abstract: A database analysis apparatus pays its attention to table columns more than two constituting a table among plural tables that a database holds, and analyzes automatically a dependence and a limitation condition that exist between the table columns from a tendency of appearance at the same time of data which each table column maintains, which comprises a data category calculation means to calculate a method of categorizing a data group from association rules generated from the data group of two or more table columns and an association rules reconstruction means to generate association rules of the best granularity by reconstructing the association rules based on the result of the above categorizing.

Abstract: For a distributed application execution environment where the execution of a business process is accomplished by combining services in a manner that suits the business process to be executed, technologies have been developed to allocate hardware resources necessary to execute services that constitute a business process. With the conventional technologies, however, when using existing hardware resources is not enough to satisfy a requested execution quality of a service, the service is executed with a quality lower than the requested level. The present invention makes it possible to purvey IT resources flexibly in a distributed processing environment such that the requested level of business process execution quality is met. The present invention flexibly changes the configuration of IT resources that execute services constituting a business process, so that a requested quality of the business process is met.