Patent ID: 7143082

Claim:
A method of managing a database stored in each main-memory area of a plurality of computers connected via a network, the database including at least one lexicon set configured to have at least one lexicon, the method comprising: designating a first computer storing original data of data of the database as an original site; designating a second computer storing replica data of the original data as a replica site; performing a retriever function to receive data to be stored in a third computer from the original site storing the original data or the replica site storing the replica data on startup of the third computer, and to store the received data in the main-memory of the third computer, the retriever function being performed by the lexicon set; setting a list data configured to include the lexicon set and the lexicon to be stored in each computer, the original site storing original data of the lexicon set, and sites to which each computer is to make a request for performing the retriever function for each computer; storing the list data as original data of a system-administration lexicon set in an original site of the system-administration lexicon set; and transmitting the system-administration lexicon set to the third computer in startup of the third computer from the original site of the system-administration lexicon set or a replica site storing replica data of the system-administration lexicon set.