Then for each row from the fact table scan, the foreign key is also hashed and probed into the bit vector to determine whether the current fact table row is filtered out.

然后针对事实表扫描的每一行，外键也被散列并探测到位向量中，从而判断当前的事实表行是否被过滤掉了。

youdao

During the foreign key enforcement, the server USES the sequential scan, instead of foreign key index.

在外键加强过程中，服务器使用顺序扫描，而不是外键索引。

youdao

Without an index sarg, an index scan will use the index to access the data, but will return every key in the index.

没有索引sarg时，索引扫描将使用索引访问数据，但是会返回索引中的所有键。

youdao

"The idea of working from 3-D information to 3-D construction is one of the key areas of research, working from body scan data and then linking that up to a knitting machine, " says Black.

CNN: From chemistry to catwalk