Design and development of the hospital information system developed countries have achieved 30 years of history, has made great progress. Since the 1990s, China has made remarkable progress in Hospital Information, (3 in the country more than 500 A), large hospitals and more than 1,000 counties and cities more comprehensive secondary hospitals, Nearly 900 homes and small hospitals has been implemented or are in the process of implementing HIS. Hospital database management system may be affected by some unpredictable things for the correct implementation of the hardware and software failures and even destruction of hospitals databasereduce its reliability and availability. Backup and restore part of the database system is to solve these problems. The issue of the hospital system and in-depth study of the database backup and recovery technology, and designing a backup and recovery subsystem, or failure to solve two typical database services fault system failures. In the past five years, 93% of global companies have lost important data and the resulting loss of business experience.72% of businesses have no reliable BC plan, only 18% of the end-users have a reliable data protection. Though many enterprises have realized the importance of information security, but lack the action ahead. With the continuous development of business, the hospital information system database growing amount of data, manual and the manual on the protection of data is more important for prevention. How to ensure the normal and stable operation of the system, and how to prevent data loss due to a mistake or disaster. Hospital information systems need to be resolved. |