A Primer on SQL
by Rahul Batra
Publisher: dreamincode.net 2012
Number of pages: 42
A free ebook teaching the basics of SQL assuming no prior knowledge of it. While the examples and text use Ingres as the database management system, the code should work correctly on any SQL compliant database. Covers topics ranging from creating your database to understanding joins.
Home page url
Download or read it online for free here:
by Krishna Rungta - guru99
SQL stands for Structured Query Language. It is the communication languages to talk to any database. This book is designed for beginners with little or no Database experience. Apart from teaching the SQL, it also covers the Database design process.
by Mark McIlroy - Blue Sky Technology
An introduction to the use of SQL to retrieve data and generate query result tables. The book covers SQL queries and is suitable for beginners and intermediate users. This includes an on-line environment where you can try out the examples.
This book is a compact comparative reference for several SQL language dialects. It lists particular common tasks and problems resolved in terms of several SQL server implementations. When possible, it tries to emphasize an universal solution.
by Akeel I. Din - NCC Blackwell
Introductory text for learning SQL, it shows you how to use the language with crystal-clear explanations and examples. For more advanced and vendor-specific topics (triggers, stored procs, etc.) you'll need to look at the vendor's documentation.