Abstract
Today, joint account, merger of enterprise (M & A) or transfer of business division, etc have usually occurred accompanying with globalization of businesses. As a consequence, distribution of information goes across a limit of company, at the same time the grasp of situation in inventory or production which had remained within country of Japan has extended to a world wide scale and the response to wide distribution of information has become an urgent task.. However transparency of information system has not been guaranteed yet nor managed with noninterference. As a result, there is a situation unable to confirm a level as to what and what unit of information should be distributed. This article first looks back change on role of data model, then places a semantic data model as a device to guarantee distribution of information under the security regarding transparency of information system and moreover studies on importance of program management to execute it. Finally it introduces an example of a leading company practicing wide distribution of information and outlines how program management has been applied there.
