首页>
外国专利>
APPLICATION SERVER, DATABASE SERVER, WEB RETRIEVAL SYSTEM, RETRIEVAL RESULT ACQUISITION METHOD, RETRIEVAL RESULT RESPONSE METHOD, RETRIEVAL RESULT ACQUISITION PROGRAM AND RETRIEVAL RESULT RESPONSE PROGRAM
APPLICATION SERVER, DATABASE SERVER, WEB RETRIEVAL SYSTEM, RETRIEVAL RESULT ACQUISITION METHOD, RETRIEVAL RESULT RESPONSE METHOD, RETRIEVAL RESULT ACQUISITION PROGRAM AND RETRIEVAL RESULT RESPONSE PROGRAM
PROBLEM TO BE SOLVED: To perform retrieval and display of latest data, and to reduce access to a database, in a Web retrieval system.;SOLUTION: In this application server 130, a cache management part 132 associates, stores and manages a page ID of a retrieving Web page, inputted retrieval condition data, and retrieval result data, and a change information reception part 134 receives a table ID of a changed table from a DB server 140, and deletes the related retrieval result data from the cache management part 132 on the basis of association of the table ID and the page ID stored in an AP property storage part 133. In the DB server 140, a change detection part 142 detects the change of the data table, and outputs the table ID of the data table to the database 141, and a change information transmission part 144 transmits the table ID of the changed data table to each application server 130 in each time interval stored by a DB property storage part 143.;COPYRIGHT: (C)2006,JPO&NCIPI
展开▼
