Patent ID: 9600271
Date: 2017-03-21
CPC Classifications: G06F

Claim:
1. A method comprising: storing, in a database, target data to be accessed by a plurality of information processing apparatus each of which executes a software program that issues a request to access the target data in the database, the request including version information regarding the software program which issued the request and which is being updated from a first version to a second version; causing, by a management apparatus configured to control the plurality of information processing apparatuses, each of the plurality of information processing apparatus to update the software program by sequentially updating the software program that operates on each of the plurality of information processing apparatuses; updating, by processing circuitry, the database by transferring data from a first database relating to the first version of the software program to a second database relating to the second version of the software program, the first database and the second database being included in the database, the second database having a different data configuration from that of the first database; receiving, by the processing circuitry, the request from one of the plurality of information processing apparatuses during the updating of the database; and determining, by the processing circuitry, a transmission destination of the received request to one of the first database or the second database, based on the version information included in the received request and a condition of whether or not the target data is transferred from the first database to the second database.