一、发展概况 二、PLC的品牌产品

Chapter 15: Transactions Transaction Concept Transaction State Implementation of Atomicity and Durability Concurrent Executions Serializability Recoverability Implementation of Isolation Transaction Definition in SQL

Chapter 7: Relational Database Design First Normal Form Pitfalls in Relational Database Design Functional Dependencies Decomposition Boyce-Codd Normal Form Third Normal Form Multivalued Dependencies and Fourth Normal Form

Chapter 4: SQL Background Basic Structure Set Operations Aggregate Functions Null Values Nested Subqueries Derived Relations Views Modification of the Database Joined Relations

北方工业大学：电子信息工程专业《单片机原理及应用》课程教学大纲

信阳师范大学：《电工电子》课程教学资源（实验讲义，打印版）《微型计算机原理及应用》实验讲义（共六个实验）

4.1数据库设计概述 4.2需求分析 4.3概念结构设计 4.4逻辑数据库设计 4.5物理设计阶段

6.1数据库的分类 6.2国内常用数据库系统的性能介绍

Chapter 3: Relational Model Structure of Relational Databases Relational Algebra Extended Relational-Algebra-Operations Modification of the Database Views Tuple Relational Calculus Domain Relational Calculus Database System Concepts

2.1关系模型概述 2.2关系数据库的基本概念 2.3关系代数 2.4关系演算