sort merge信息详情
分类组合
merge sort───合并分类;[计]归并排序
merge───vi.合并;融合;n.(Merge)人名;(意)梅尔杰;vt.合并;使合并;吞没
sort───n.种类;方式;品质;[计](资料、数据的)分类,排序;vi.分类;协调;交往;vt.将…分类;将…排序;挑选出某物
merge with───和…联合;融入(车流中);与…结合;于…联合
right sort───正确排序
immutable merge───不可变合并
sort by───[计][WIN,NT]排序依据,排序方式,主要关键字
younger sort───年轻人
sort off───分类
The most commonly used join methods are nested-loop join, sort merge join and dynamic hash join.───最常用的连接方法就是嵌套循环连接、分类合并连接和动态哈希连接。
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。
A hash join is usually faster than a sort merge join since there is no sort operation involved.───哈希连接通常比分类合并连接快,因为它没有涉及到分类操作。
If the sort_merge_passes status variable is high, this is an indication of this disk activity.───如果sort_merge_passes状态变量很大,这就指示了磁盘的活动情况。
Webalizer apache log analysis sort merge cronolog .───日志分析,多服务器的日志合并统计。
Join plan directives that force optimizer to use the designated join method to join tables in the query, either nested loop join, sort merge join, or dynamic hash join.
A hash join is usually faster than a sort merge join since there is no sort operation involved.
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