| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To accelerate data search processing by evaluating an access table when changing set rules. <P>SOLUTION: A user I/F part 38 is composed of a detection means, an evaluation means and a change means relating to the present invention. When a user uses a data input device (which is not illustrated) from the outside to add/delete rules of access information, the user I/F part 38 detects a setting change of inputted access information, evaluates access information stored on an access list 36 and changes history information stored in a cache memory 37 on the basis of said evaluation. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
