| 摘要 |
PROBLEM TO BE SOLVED: To search a file including a keyword, and to time-sequentially specify a user related to the creation or update of a file.SOLUTION: In a file search method for searching a file stored in a storage section, a computer stores the date of an operation to a file and a user who has performed the operation as operation history information in the storage section, and accepts a search request including a keyword, and acquires the file including the keyword, and acquires the operation history information related to the acquired file, and calculates the user related to the operation of the file including the keyword and the period of the operation to the file from the acquired operation history information, and calculates the related amounts of the file from the acquired operation history information, and applies a rank to the user related to the operation of the file including the keyword on the basis of the size of the related amounts of the file. |
