这提供了性能与维护成本之间的平衡。
This provides the best balance between performance and maintenance costs.
这有助于提供性能与维护成本的最佳平衡。
The helps provide the best balance between performance and maintenance costs.
任务包括计划并管理数据库、调优性能与容量、创建和维护索引并优化查询、监测、以及管理备份与恢复。
Tasks include planning and administering the database, tuning for performance and capacity, creating and maintaining indexes and optimizing queries, monitoring, and managing backup and recovery.
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