Oracle 视图 DBA_XSTREAM_SPLIT_MERGE 官方解释，作用，如何使用详细说明

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Oracle视图DBA_XSTREAM_SPLIT_MERGE是一个描述了数据库注册和任务状态的系统视图。它显示了客户机上运行的XStream流合并和拆分任务，包括任务名称、状态、任务类型、何时开始和何时结束。

使用案例：使用此视图，DBA可以检查先前在客户机上运行的拆分和合并任务的状态，并确定任务的时间段。

官方英文解释

DBA_XSTREAM_SPLIT_MERGE displays information about XStream current automatic split and merge operations.

Name of the original XStream component that receives database changes directly from the original capture process. The component is either a progagation or a local apply process.

Name of the cloned XStream component that receives database changes directly from the cloned capture process. The component is either a progagation or a local apply process.

For SPLIT actions, the threshold set by the split_threshold capture process parameter. For MERGE actions, the threshold set by the merge_threshold capture process parameter.

NONSPLITTABLE The original capture is not splittable either because it is disabled, it has more than one publisher to its queue, or it has only one destination for captured messages

Time (in seconds) that the cloned capture process lags behind the original capture process

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数据库远程运维 Oracle 视图 DBA_XSTREAM_SPLIT_MERGE 官方解释，作用，如何使用详细说明