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<header>在单个事务中备份 MySQL？</header>当此选项设置为<b>Yes</b>时，MySQL 备份将在单个事务中执行以确保一致性。但是，在备份大型且不断变化的数据库时，这会消耗更多的 RAM。它还可能会失败，并在某些 MySQL 版本或 Amazon RDS 上显示错误<tt>Couldn't execute 'FLUSH TABLES WITH READ LOCK'</tt> 。在这种情况下，您应该将其更改为<b>否</b>。<p><footer>Private