对每一个非初始化堆指针存储，卡片标记算法可以只增加两到三个机器指令，并要求在小的收集时对所有脏卡片上的对象进行扫描。
Card marking algorithms can add as little as two or three machine instructions per non-initializing heap pointer store, and entails scanning any objects on dirty CARDS at minor collection time.
流作用域的持久化上下文对象将流期间加载的数据作为持久化实体来管理并将数据变更缓存为实体的脏状态。
The flow-scoped persistence-context object manages data loaded during the flow as persistent entities, and data changes cached as the entities' dirty states.
重复上述步骤，对整栋房子都进行旧化。使用一个较脏的颜色进行绘制，并将该层混合模式设为正片叠底。
Repeat that step, only do it on the entire house. Paint with a dirtier color and set your layer to Multiply.
这些数据将初始化事务表、脏页表和打开文件表，以便它们能够用于恢复过程。
This data initializes the transaction table, dirty pages table, and open file table so they can be used in the recovery process.
这些数据将初始化事务表、脏页表和打开文件表，以便它们能够用于恢复过程。
This data initializes the transaction table, dirty pages table, and open file table so they can be used in the recovery process.
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