| 摘要 |
<p>A database server 1 accessible to/from a client 9 via a network includes a reception and transmission portion 8 which sends/receives data to/from the clients 9, a data storage portion 2 having a client data storage region 3 which stores client data corresponding to the client 9, a data management portion 5 which manages the client data, an information collection condition set portion 6 which, when the client data is modified, sets an information collection condition for specifying such information data as to be required by the client 9 in the future based on the modification, and an information creation portion 7 which creates the information data by a search according to the information collection condition. <??>Accordingly, the database server 1 allows the client 9 to access information at high speed while reducing a user's operation load and a client 9's communication load. <IMAGE></p> |
