To provide a device for managing information by each project which is provided with a function for gathering information in individual databases constructed by each class of information in a single data base by each project to enable a staff in charge of a project to easily refer to or reserve all the pieces of information concerning the project and to provide a program thereof.
A computer is provided with a DB 4 for each class and a DB 5 for each project, and each pieces of the information for each class registered in the DB 4 is made to hold project names as attribute information. On the basis of these project names, a database storage information control part 6 writes each piece of information held in the DB 4 as the DB of each project to the DB 5.