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。
For the example scenario, you will extend this application by placing an operator between the last two operators on the right side of the graph.
对于示例场景,您将通过在图表右侧的最后两个算子之间放置一个算子来扩展此应用程序。
Similarly, the last leg in the access path graph is evaluated eight times, once for each record produced by the first NLJOIN node.
同样,访问路径图的最后一步要评估8次,通过第一个NLJOIN节点产生的每条记录都要评估一次。
I just wanted to show you this last graph, or this last set of statistics to go from causes of death in the U. S.
我想让你们看的最后一张图,或者说最后一组统计数据,不是关于美国人的死因
The graph is something I showed you on the first day of class, that over the last hundred years in particular, but what's shown on this slide is over the last 300 years.
第一节课我就给你们展示过这幅图,该图特别地关注了近一百年的情况,但它涵盖了过去三百多年的历史
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