| 摘要 |
PROBLEM TO BE SOLVED: To shorten the time to terminate a system in a database management system. SOLUTION: For a system halt, a system halt part 23 of a service apparatus 2a instructs a DB data output part 28 of each standby apparatus 2b to output partial data of memory DB data 25 indicated by a distribution area to a storage device 3 indicated by a storage ID according to information on correspondence between distribution area and storage ID notified by a DB management part 24, and at the data output instruction from the system halt part 23, the DB data output parts 28 of a plurality of standby apparatus 2b execute the data output process to the storage devices 3 in parallel with each other. COPYRIGHT: (C)2010,JPO&INPIT
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