| 摘要 |
PROBLEM TO BE SOLVED: To solve the following problem: it is troublesome to manage a plurality of backups, and there is possibility that a database is destroyed if simultaneously performing editing of the database and production of the backup. SOLUTION: A version number is set as an ID in time of backup production, backup information such as a production date, an engineer name executing the backup or a comment can be set and browsed. The database is exclusively processed so as not to simultaneously generate the editing of the database and the backup production. COPYRIGHT: (C)2006,JPO&NCIPI
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