The main responsibilities of database administrators are: database installation, database design, data backup and recovery, database performance optimization and database security management.
1, database installation: responsible for installing and upgrading database servers (such as Oracle, Microsoft SQL Server, etc.). ) and related application tools; Ensure the stable operation of the database system, and monitor, debug and troubleshoot the database. Work closely with development, operation and maintenance teams to share database knowledge and experience.
2. Database design: responsible for designing the database storage structure and making the future storage demand plan; Create database objects (such as tables, views, indexes, etc.) according to the needs of developers. ) to optimize database performance.
3. Data backup and recovery: formulate data backup strategies to ensure data integrity and security; In case of data loss or failure, data recovery will be performed to reduce the impact on business.
4. Database performance optimization: evaluate the performance of the database, find problems and propose optimization schemes; Monitor database performance, optimize database and improve system operation efficiency.
5. Database security management: ensure the security of the database system, formulate and implement security policies, and prevent potential risks; Check data security regularly, and find and repair potential safety hazards in time.