一个检查点有两个目的：(1)确保数据一致性，和(2)更快的数据库恢复。

A checkpoint has two purposes: (1) to establish data consistency, and (2) enable faster database recovery.

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在运行对数据库的物理一致性检查之前，必须临时挂起待验证数据库所在的存储组的所有事务日志重播。

Before you run a physical consistency check of a database, you must temporarily suspend all transaction log replay for the storage group that contains the database to be verified.

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验证数据库的一致性…为由该服务器列队和执行的那台服务器开始一致性检查。

Verify Database Consistency…Initiates a consistency check for the server which is queued and executed by the server.

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