METHOD, APPARATUS AND SYSTEM FOR STORING, READING THE DIRECTORY INDEX

摘要

A method, apparatus and system for storing and reading the directory index and belongs to the field of computer technology is provided. The method includes: configuring all directories in the directory index with identifiers respectively; according to each directory identifier, splitting the directory index so as to obtain the directory split item corresponding to each directory identifier, wherein each directory split item and its corresponding directory identifier are stored as a record item, and each directory split item comprises at least corresponding sub-directory identifier and corresponding file storage address. By the configuration of the disclosure, the granularity of the directory index is refined, and access performance for the directory index is improved.