Note: if you analyze the Optimized Statement section of the db2exfmt output for the above query, you may notice that the or predicates were converted to their equivalent IN predicates.
注意:如果分析一下以上查询的db 2 exfmt输出的OptimizedStatement部分的话,您会注意到OR谓词被转换成了与它们等效的in谓词。
As with the basic changes, each query has its specification, the equivalent XQuery statement, and its result.
和基本变化一样,每个查询都有相当于XQuery语句的规范和结果。
They are equivalent to the IF statement used with DB2.
它们与DB 2中使用的IF语句等效。
Note: This is equivalent to selecting a database column in the where clause of a SQL statement.
注意:这相当于在sql语句的where子句中选择一个数据库列。
This is equivalent to a return statement in other programming languages.
这相当于其它编程语言中的return语句。
Tests 6 and 9 in Appendix a showed that loading from a cursor provided almost 20% improvement over the equivalent INSERT... SELECT statement.
附录A中的test6和9表明,同等效的INSERT…select语句相比,从游标装载几乎可以提高20%的性能。
Think of this function as the equivalent to an SQL SELECT statement with a WHERE clause.
可以把这个函数看作相当于带WHERE 子句的SQLSELECT语句。
Note: This is the equivalent to adding a where clause in a SQL SELECT statement.
注意:这相当于在SQLselect语句中增加一个where子句。
Without it, or the equivalent -c switch, perl prints a warning about wide data in the print statement (see perldoc perlunicode and perldoc perlrun for details).
如果没有这个调用,或者等效的- c开关,perl就会打印一个打印语句中有宽数据的警告信息(详细信息请参阅perldocperlunicode和perldocperlrun)。
That is perfectly equivalent, and equally unambiguous statement.
这是完全相同的,毫不含糊的论述。
Content standards are the statement of what students should know and be able to do in some subject field, which is equivalent to the specific objectives of curriculum.
内容标准是对某个学科领域中学生应该知道什么和能够做什么的陈述,相当于具体化的课程目标。
The school publishes a mission statement or its equivalent that provides direction for making decisions.
学院对外发布一项使命陈述或是类似的陈述,为决策指明方向。
The school publishes a mission statement or its equivalent that provides direction for making decisions.
学院对外发布一项使命陈述或是类似的陈述,为决策指明方向。
应用推荐