"Database System Introduction (Fourth Edition) - Wang Shan - Sa Shixuan - chp3-1.ppt; Database System Introduction (Fourth Edition) - Wang Shan - Sa Shixuan - chp3-1.ppt This document is detailed and complete, worthy of reference and download, feel free to download and use it, and if you have any questions, please contact the author in a timely manner. An Introduction to Database System, School of Information, Renmin University of China, Chapter 3: Standard Language SQL An Introduction to Database System, Chapter 3: Standard Language SQL 3.1 Overview of SQL 3.2 Student-Course Database 3.3 Data Definition 3.4 Data Query 3.5 Data Update 3.6 View 3.7 Conclusion An Introduction to Database System 3.1 Overview of SQL SQL (Structured Query Language) is the standard language for relational databases SQL is a general and powerful relational database language An Introduction to Database System Overview of SQL (continued) 3.1.1 The development of SQL 3.1.2 Features of SQL 3.1.3 Basic concepts of SQL The process of SQL standard development Standard Approximate number of pages ;"