Users can collect statistics by thread and/or node, with node statistics available in two levels of detail (basic or advanced).
用户可以通过线程和/或节点收集统计数据，节点统计有两个详细的级别（basic 或 advanced）可用。
You can obtain the statistics from the table descriptor of the table node in the underlying access path graph.
您可以从基础访问路径图中的表节点的表描述符处获得该统计信息。
There is an attribute RUNSTATS TIMESTAMP on the table or index node of the access plan graph that indicates the last time when the statistics were collected.
在访问计划图的表或索引节点上会有一个 RUNSTATS TIMESTAMP 属性，它表示收集统计数据的时间。
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