| 摘要 |
PROBLEM TO BE SOLVED: To provide a software device capable of holding relation information on a relational database on a flat file database.SOLUTION: Relation information between a template 1 and a template 2 on a relational database 20 is preliminarily defined to create relation definition data 11. The tables 1 and 2 on the relational database 20 and the relation definition data 11 are read, and file data generated from the tables 1 and 2 and index file data as the relation information between the files 1 and 2 are generated, and stored in a memory by reading and conversion means, and the file data and index file data of the memory are registered in a flat file database 30 as the files 1 and 2 and index files 1-2 and 2-1 of a flat file database format by conversion means. |
