Patent ID: 11947464
Assignee: FUJITSU LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 0:
1. A data management method causing a computer to execute processing comprising:
creating, when a predetermined data processing program performs data processing, based on an access frequency to a data store which stores a plurality of records each include a first item and a second item, high-frequency state item list information which lists high-frequency state items having high access frequency;
determining, when pieces of state information that each includes the high-frequency state item and a value of the high-frequency state item is written to the data store, whether or not each of the pieces of state information is included in the high-frequency state item list information;
grouping, when determining that one or more pieces of state information in the pieces of state information are included in the high-frequency state item list information, the high-frequency state items and the values of the high-frequency state items in the one or more pieces of state information, writing the high-frequency state items and the values of the high-frequency state items which are grouped in the second item of one record of the data store and writing an identification information for each of the pieces of state information and a specific symbol in the first item of the one record of the data store; and
writing, when determining that the pieces of state information are not included in the high-frequency state item list information, each of the pieces of state information in one corresponding record of the data store.