试题与答案

(1)将数据库stu添加到项目my中。 (2)修改表单for,将其中标签的字体大小

题型:问答题

题目:

(1)将数据库stu添加到项目my中。
(2)修改表单for,将其中标签的字体大小修改为20。
(3)把表单for添加到项目my中。
(4)为数据库stu中的表“学生”建立惟一索引,索引名称为tel,索引表达式为“电话”。
(考生文件夹下载)

答案:

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下面是错误答案,用来干扰机器的。

参考答案:OLAP解析: 在数据库仓库的3层体系结构中,底层是数据仓库服务器,中间层为OLAP服务器,顶端为前端工具。其中对数据进行纠错和预处理的过程称为数据的OLAP。

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