Also, DB2 cannot use random order index columns as part of a sort merge join.
另外,DB 2无法在排序合并合并连接中使用随机顺序的索引列。
What happens when the order of the index column is random?
当索引列的顺序是随机的时候,将会发生什么呢?
But what happens when the order of the index column is random?
但是如果索引列的顺序是随机的,将会发生什么呢?
Create your indexes in the order in which you want those index column predicates applied.
按照您想应用索引列谓词的顺序创建您的索引。
Why would anyone want to keep index data in random order?
为什么有人希望将索引数据随机排列?
The impact of a data-partitioned secondary index (DPSI) structure on ORDER BY sort avoidance.
一个分区数据二级索引(data - partitioned secondary index,DPSI)结构对ORDERBY排序规避的影响。
The impact of using the "random" index option on ORDER BY sort avoidance.
使用“random”索引选项对ORDERBY排序规避的影响。
Besides creating your index in a different order, what can you do?
除了以不同的顺序创建索引外,还能做什么?
Finally, if the bargain index value is above a certain threshold, an order is generated.
最后,如果交易指数值高于某个阈值,则生成订单。
The index is arranged in alphabetical order.
这索引是按字母顺序排列的。
The index is arranged in alphabetical order.
索引按字母顺序排列。
I first drilled the center hole in both plates in order to index them together.
首先,我钻出中心孔在这两个板块在以指数他们在一起。
Butt what happens when the order of the index column is random?
但是如果索引列的顺序是随机的,将会发生什么呢?
In order to improve the query speed, the work discussed the data index too.
为了提高数据查询的速度,对数据索引也做了部分探讨。
She is sorting index card into alphabetical order.
她在按字母顺序整理索引卡。
She is sorting index card into alphabetical order.
她在按字母顺序整理索引卡。
应用推荐