Storage Manager A program module that provides the interface between the low-level data stored in the database and the application programs and queries submitted to the system. The storage manager is responsible to the following tasks: Interaction with the OS file manager Efficient storing,retrieving and updating of data The storage manager components include: Authorization and integrity manager ·Transaction manager ·File manager ·Buffer manager Database System Concepts-7th Edition 1.23 ©Silberscha乜，Korth and SudarshanDatabase System Concepts - 7 1.23 ©Silberschatz, Korth and Sudarshan th Edition Storage Manager ▪ A program module that provides the interface between the low-level data stored in the database and the application programs and queries submitted to the system. ▪ The storage manager is responsible to the following tasks: • Interaction with the OS file manager • Efficient storing, retrieving and updating of data ▪ The storage manager components include: • Authorization and integrity manager • Transaction manager • File manager • Buffer manager