Database Management is the task of maintaining databases so that information is readily available.

数据库管理是一个维护数据库以便信息能够使用的任务。

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With the increasing requirement of critical and continuous task, high availability of database management system is paid more attention by industry.

随着不间断关键任务需求的不断增强，数据库管理系统这一核心部件的高可用性越来越受到业界的重视。

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The basic task of transaction management is that the concurrency of read-write, guarantee the ACID characteristic property and the database operation correctly.

事务管理的基本任务就是有效管理事务读写操作的并发执行，保证事务的ACID特性，保证事务对数据库操作的正确性。

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