| 摘要 |
PROBLEM TO BE SOLVED: To acquire and display information about a file stored in a storage part of a computer in short time when the information about the file is displayed. SOLUTION: The information about the file which is stored in a specified folder among storage parts of the computer is investigated (a step S2) and no local database in which information in the folder is recorded exists, a local database is newly created (step S16). In addition, the information about the file does not match with the local database at the present point of time, corresponding data is deleted (a step S6), created (step S7), recorded (a step S8) from the local database at the present point of time and the local database is updated. When the information about the file stored in the storage part of the computer displayed, the information about the file can be displayed in short time by displaying the information about the file in the folder on a monitor screen based on the information about the local database.
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