Once the archive checkpoint is completed in the RSS node, it will stop applying any other further log records, leaving the server in the correct state to copy the chunks by an external utility.
一旦存档检查点在 RSS 节点中完成操作，它会停止应用任何其他的日志记录，让服务器保持正确状态，以便使用外部实用工具复制数据块。
Once a checkpoint is transferred to the RSS node, it will start staging the log records coming from the primary in a log staging area at RS secondary server.
一旦将检查点传输给rss节点，它会开始将来自主要服务器的日志记录暂存到RS次要服务器上的日志暂存区域中。
A checkpoint defines a point during the loading process at which the database has successfully processed a specified number of records.
检查点定义数据库在加载流程中成功处理指定数量的记录时的时间点。
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