path graph信息详情

path graph发音

意思翻译

路径图

相似词语短语

path───n.道路;小路;轨道

sine graph───正弦图

dependencies graph───相关图;[计]依赖图

line graph───线状图表;线图

antipodal graph───反足图

endothermic graph───吸热图

conic graph───圆锥图

adjacency graph───[计]邻接图

closed path───[经]闭路;闭合回路,通路

双语使用场景

SQL statement in Listing 5 creates the access path graph shown in Figure 5.───清单5中的sql语句创建如图5所示的访问路径图。

Data flows from the bottom up (as displayed in the graph) and is processed by operation nodes in the access path graph.───数据从下往上流动(如访问路径图所示)并通过访问路径图上的操作节点处理。

An index scan is typically shown in Query Tuner as a group of four nodes in the access path graph.───在访问路径图中,一个索引扫描通常作为一组四个节点显示在QueryTuner上。

This section illustrates how the Query Tuner query annotation and access path graph can help you analyze access paths and SQL performance.───本部分说明QueryTuner查询注释和访问路径图如何帮助您分析访问路径和SQL性能。

The description of each operation includes a Query Tuner access path graph that explains its operational semantics.───每一个操作的描述都包括一个解释其操作语义的QueryTuner访问路径图。

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。

An access path graph not only describes the "operational details" of query execution, it also describes how the data flows.───访问路径图不但描述“操作细节”,而且描述数据如何流动。

英语使用场景

The continually optimized connecting relation is gained via perceptron and XOR function, then the optimal path graph is found.

The description of each operation includes a Query Tuner access path graph that explains its operational semantics.

There is no FETCH or table node shown in the access path graph because it is an index-only scan.

The path graph transformation is a natural and interesting generalization of line graph transformation.

You can obtain the statistics from the table descriptor of the table node in the underlying access path graph.

Figure 2 shows an example of how you can display detailed descriptions of two nodes (the CUST_ORDER_HEADER table and the table scan (TBSCAN) operation) from the access path graph.