不过，让其事务看到未提交的数据可以带来意料之外的副作用，如更新冲突和读取不一致等。

Letting uncommitted data be seen by other transactions, however, can result in unexpected side effects, such as clashing updates and inconsistent reads.

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我们还可以选择使用COMMIT或ROLLBACK选项在SQL或OS错误期间提交或回滚未提交的事务。

We can also choose to commit or roll back the uncommitted transactions during SQL or OS errors using commit or ROLLBACK options.

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ACR不会重放正在运行的事务，建立客户机连接后，所有未提交的工作必须重新执行。

ACR does not replay in-flight transactions, and once the client connection is established, any uncommitted work will have to be performed.

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