MART-LESS VERIFICATION SUPPORT SYSTEM AND MART-LESS VERIFICATION SUPPORT METHOD

摘要

PROBLEM TO BE SOLVED: To efficiently specify and present a data mart suitable as an object to be deleted to users in making a data warehouse mart-less.;SOLUTION: A mart-less verification support system 100 includes an arithmetic unit 104 which executes: a process of specifying a load accompanying stored data generation at each data mart and an extent of data use of each data mart by a predetermined application based upon relationship between data marts that design information of a data warehouse represents and details of use of the data mart by the predetermined application; and a process of determining deletion adequacy of each data mart according to the specified load and extent of use of data, and outputting a determination result to a display device associatively with the information on the corresponding data mart.;SELECTED DRAWING: Figure 2;COPYRIGHT: (C)2017,JPO&INPIT