sort merge generator 分类归并生成程序 ; 分类组合编制序
sort merge program 分类归并程序 ; 分类合并程序
merge sort [计] 归并排序 ; 合并排序 ; 二路归并排序 ; 合并排序法
Sort Merge Joins 排序合并连接 ; 排序归并合并
sort merge package 分类合并程序包
sort-merge generator 分类归并生成程序
sort-merge file description 分类合并文件说明
sort merge [计] 分类归并
generalized sort merge program 一般化排序合并程序
In the case of the UnionExpression class, the evaluate method evaluates the two operands, checks that the result is in both cases a node-set, and then forms the union using a sort-merge strategy.
如果是unionexpression类,evaluate方法将对两个操作数求值,检查在这两种情况下节点集的结果,然后使用排序合并策略组成联合。
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.
连接计划指示,强制优化器使用指定的连接方法来连接查询中的表,要么是嵌套循环连接、分类合并连接,要么是动态哈希连接。
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。
- So again, if you're unwinding what's going on here, this-- we sorted the left half which meant sort the left half, then the right half then the merge.
同样,如果你展开正在进行的一切-,我们已对左半部分排好了序,接着右半部分,接着合并。
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