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unionall是什么意思_翻译中文_怎么读

unionall

网络释义:联合所有;时;合并

网络释义

1.联合所有 union 并集 (去掉重复纪录) union all 并集 (不去掉重复纪录) select 查询 ...

6.联合全体 ... 删除视图: DROP VIEW view_name; 执行的时候要先排序再剔重,所以结果集是有序的union all -PA…

8.所有步骤的累积外部查询执行,在引用 RecursiveCTE 时,获得以前所有步骤的累积 (UNION ALL) 结果。 对于单父节点层次结构方案,使用雇 …

例句释义:,联合所有,,合并

1.With a UNION ALL view, you are provided information from all branches of the company as if the information were coming from a single table.有了UNIONALL视图,就有了来自所有分公司的信息,而这些信息看起来像是在一个表中。

2.The original join operation between the two UNION ALL views has now turned into a UNION ALL operation of eight JOIN operations.初始的两个UNIONALL视图之间的连接操作现在变成了8个JOIN操作的一个UNIONALL操作。

3.The original query against the UNION ALL view is now simppfied to a query against one single nickname.UNIONALL视图上的初始查询现在被简化为对一个昵称的查询。

4.The same table cannot appear two times in the set of tables that are being combined with the UNION ALL statement.在用UNIONALL语句组合的表集合中,同一个表不能出现两次。

5.Functions and multiple SELECT statements separated by UNION or UNION ALL can be used in select_statement.UNION或UNIONALL分隔的函数和多个SELECT语句可在select_statement中使用。

6.Then, the predicates from the merged operation will be recursively pushed down through the JOIN and UNION ALL operations.然后,通过JOIN和UNIONALL操作递归地下推合并的操作中的谓词。

7.Columns formed using set operators (UNION, UNION ALL, CROSSJOIN, EXCEPT, and INTERSECT) amount to a computation and are also not updatable.使用集合运算符(UNION、UNIONALL、CROSSJOIN、EXCEPT和INTERSECT)形成的列得出的计算结果不可更新。

8.You combine these queries with UNION ALL, apply FOR XML EXPLICIT, and specify the required ORDER BY clause.可以使用UNIONALL组合这些查询,应用FORXMLEXPLICIT,并指定所需的ORDERBY子句。

9.UNION ALL is a keyword that concatenates all the Select statements.UNIONALL是将所有选择语句连接起来的关键字。

10.The recursive invocation includes one or more CTE_query_definitions joined by UNION ALL operators that reference the CTE itself.递归调用包括一个或多个由引用CTE本身的UNIONALL运算符联接的CTE_query_definitions。