Patent ID: 8065270

Claim:
An information processing system using apparatus data recorded in a database in accordance with a data definition updated as needed, the system comprising: a storage unit configured to store a data definition history that makes a data definition version and a period during which a data definition for the data definition version was used to correspond to each other, the data definition history being updated in accordance with updating of the definition data; a data definition library in which the data definition version and the data definition for the data definition version are registered in correspondence with each other; and a detection unit configured to detect, from the data definition history, a data definition version of a data definition used in a period designated via a user interface, to detect a data definition for the detected data definition version from the data definition library, and to provide the detected data definition version and data definition to the user interface, wherein the apparatus data includes either of data generated by a semiconductor manufacturing apparatus and data obtained by processing the generated data.