Before access path selection, the DB2 optimizer transforms SQL statements into forms that are semantically identical, such as by using predicate pushdown or predicate transitive closure.
在选择访问路径之前,DB 2优化器将sql语句转换成语意上一致的形式,例如使用谓词下推或谓词传递闭包。
Both the overall competency based approach and also the selection and manner of describing the detailed performance statements show a clear ISD parentage.
无论是整体竞争力基础的方法,还是选择和性能的详细图片的方式显示出跟教育技术有关。
The first change is to set the search attribute for the selection based on the field name using some if statements.
第一个更改是使用if语句根据字段名设置选择列表的查询属性。
Before choosing a topic, make sure you read and understand the packet of information about topic selection and thesis statements.
选择一个主题之前,请务必阅读并了解数据包的信息选题和论文语句。
Financial statements are not neutral if, by the selection or presentation of information, they influence the making of a decision or judgement in order to achieving a predetermined result or outcome.
如果为了达到预定的成果或结果,通过对信息的选择和列报,使财务报表影响了决策或判断,那么,财务报表就不是中立的了。
You cannot use this approach with any of the other selection or iteration statements.
对于其他任何条件或循环语句,都不可采用这种方法。
You cannot use this approach with any of the other selection or iteration statements.
对于其他任何条件或循环语句,都不可采用这种方法。
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