| 摘要 |
A streaming client system for managing multiple versions of a software program and a software version management method thereof are provided. An executable page storage storing executable pages of a previous version only corresponded to the previous version or shared by the previous version and a new version, and executable pages added or modified in the new version, An executable page searcher searching and providing a necessary executable page with reference to executable pages of the previous version when a software program of the previous version is executed, and searching and providing the necessary executable page with reference to both the shared executable pages and the added or modified executable pages when the software program of the new version is executed. Transmission overhead is minimized, a storage area is optimized, and software version can be updated without service interruption.
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