一本免费的，完整的，交互式的统计教科书。 它是“ VassarStats：用于统计计算的网站”的配套站点。

关于IMS很好的概念教程，不过是英文版本

IMS：ip多媒体连接与概念3版英文版本，2009.04出版

文档特别小只有11m,但是特别清楚，欢迎大家积极下载，本书适合初学者观看

ISBN 978-0-07-352332-3 Contents Chapter 1 Introduction 1.1 Database-System Applications 1 1.2 Purpose of Database Systems 3 1.3 View of Data 6 1.4 Database Languages 9 1.5 Relational Databases 12 1.6 Database Design 15 1.7 Data Storage and Querying 20 1.8 Transaction Management 22 1.9 Database Architecture 23 1.10 Data Mining and Information Retrieval 25 1.11 Specialty Databases 26 1.12 Database Users and Administrators 27 1.13 History of Database Systems 29 1.14 Summary 31 Exercises 33 Bibliographical Notes 35 PART ONE RELATIONAL DATABASES Chapter 2 Introduction to the RelationalModel 2.1 Structure of Relational Databases 39 2.2 Database Schema 42 2.3 Keys 45 2.4 Schema Diagrams 46 2.5 Relational Query Languages 47 2.6 Relational Operations 48 2.7 Summary 52 Exercises 53 Bibliographical Notes 55 Chapter 3 Introduction to SQL 3.1 Overview of the SQL Query Language 57 3.2 SQL

IP Concepts on CAN

Database System Concepts 数据库系统 原理 翻译版PDF

computer network: communication networks fundamental concepts and key architecture

Operating.System.Concepts 9th 2012.12 .Abraham.Silberschatz.文字版, 非扫描版，可以选择，复制，作笔记。

D. H. Johnson and D.E. Dudgeon, Array Signal Processing: Concepts and Techniques, Prentice Hall, 1993.