Learn SQL The Hard Way
by Zed A. Shaw
Publisher: LCodeTHW 2011
This book will teach you the 80% of SQL you probably need to use it effectively, and will mix in concepts in data modeling at the same time. If you've been fumbling around building web, desktop, or mobile applications because you don't know SQL, then this book is for you. It is written for people with no prior database, programming, or SQL knowledge, but knowing at least one programming language will help.
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by Ryan Stephens, Ron Plew - Sams
This book presents the key features of SQL in an easy to understand format with updated code examples. The material covers transactions, constructs, embedded databases, object-oriented programming, and MySQL, a very popular open source database.
by Markus Winand
SQL performance problems are everywhere, everyday. This book is a free SQL tuning e-book for developers. It avoids unnecessary details about database internals but highlights the one topic that is most often neglected: proper indexing.
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.
Structured Query Language (SQL) is a widely-used query language for using database. This book provides a detailed description of SQL, its origins, its programming, and its uses. The book follows the specifications of the SQL:2008 ISO standard.