DATA MANAGEMENT METHOD

• Main Author: YOKOGAWA TAKESHI
• Format: Patent
• Language: English
• Published: 04.08.1995
• Edition: 6
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

PURPOSE:To enhance the system capability easily and sufficiently by deciding new data allocation in a data storage area based on data storage information and correlation information representing a data storage area. CONSTITUTION:A correlation information management section 3 generates correlation information from access information received newly and collates it with correlation information stored in a correlation information storage table 2 and updates the correlation information when the information if correlation information already registered and registers the correlation information on the correlation information storage table when the information is correlation information not registered yet. In this case, the information not updated for a prescribed period or over or not satisfying a predetermined condition is deleted from the correlation storage table 2. The correlation information management section 3 repeats update of the correlation information every time an access request comes and gives the correlation information to a data allocation decision section 4 when sufficient correlation information is obtained. The data allocation decision section 4 decides new data allocation based on the received correlation information and data storage information stored in a data storage information storage section 5.