图4展示了一个在联邦服务器使用嵌套循环连接操作符来计算这个查询的计划。

Figure 4 shows a plan using the nested loop join operations at the federated server to evaluate this query.

youdao

这比不使用任何索引的两个表扫描的嵌套循环连接要快得多。

This is a lot faster than a nested loop join of two table scans without any index usage.

youdao

例子5：INLIST改为嵌套循环连接(查询重写)。

Example 5: INLIST to Nested Loop Join (query rewrite).

youdao