Server computer capable of automatically notifying updated database content to client computer, and program storage medium

摘要: In a client/server network system, an updated database content is automatically notified from the server computer to all of client computers which have once accessed this content. computer, access history record for recording requests issued certain saved in merchandise information database. When changed, extracts such has past based up on history. Then, notifies change notification relevant computers, so that these can recognize changed