| 摘要 |
PROBLEM TO BE SOLVED: To secure real-time property and integrity of data, to efficiently gather data on a network.SOLUTION: A data gathering apparatus 100 includes: a search condition storage unit 110 which stores a search condition; a long-period search unit 120 which executes full search on a database (DB) server on a network on the basis of the search condition; a short-period search unit 130 which searches the DB server so as to give high priority to the latest data at high frequency on the basis of the search condition; a search incidental information storage unit 141 which stores a search result, a search unit which acquires the search result, and a search time; a search result storage unit 142 which stores the search results without redundancy; a short-period adjustment unit 150 which decides a search period of the short-period search unit 130 on the basis of the data in the search incidental information storage unit 141; and a long-period adjustment unit 160 which adjusts a search period of the long-period search unit 120 on the basis of the data in the search incidental information storage unit 141. |
