Outline Failure Classification Storage Structure Recovery and Atomicity ■Log-Based Recovery Remote Backup Systems Database System Concepts-7th Edition 19.2 ©Silberscha乜，Korth and SudarshanDatabase System Concepts - 7 19.2 ©Silberschatz, Korth and Sudarshan th Edition Outline ▪ Failure Classification ▪ Storage Structure ▪ Recovery and Atomicity ▪ Log-Based Recovery ▪ Remote Backup Systems