实验环境 ......................................................................................................................... 26
实验内容 ......................................................................................................................... 26
实验步骤 ......................................................................................................................... 26
5.1 Basic structure of SQL Queries ....................................................................... 26
5.2 Additional Basic Operations ........................................................................... 26
5.3 Set Operation ................................................................................................. 27
5.4 Null Values ...................................................................................................... 27
5.5 Aggregate Functions ....................................................................................... 27
5.6 Nested (嵌套) Subqueries .............................................................................. 27
5.7 综合---查询语句 ............................................................................................ 28
5.8 Modification of the Database......................................................................... 28
实验要求 ......................................................................................................................... 29
实验总结 ......................................................................................................................... 29
第六章 数据库完整性与安全性实验 ......................................................................................... 30
实验目的 ......................................................................................................................... 30
实验环境 ......................................................................................................................... 30
实验内容 ......................................................................................................................... 30
6.1 完整性实验与要求 ........................................................................................ 30
6.2 安全性实验内容与要求 ................................................................................ 33
实验总结 ......................................................................................................................... 40
第七章 数据库访问接口实验 ..................................................................................................... 41
实验目的 ......................................................................................................................... 41
实验原理 ......................................................................................................................... 41
实验环境 ......................................................................................................................... 42
实验内容 ......................................................................................................................... 42
实验要求 ......................................................................................................................... 42
实验步骤 ......................................................................................................................... 44
7.1 ODBC 访问 ..................................................................................................... 44
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