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This book provides a short description of SQL, its origins, basic concepts and components, and many examples. The book follows the specifications of the SQL:2011 standard developed by a common committee of ISO and IEC.
It delivers clear examples with an easy-to-follow approach to teach you the tools you need to build and manage your own databases.
- Move quickly through SQL basics and several advanced features
- Use SQL data statements to generate, manipulate, and retrieve data
- Create database objects, such as tables, indexes, and constraints with SQL schema statements
- Learn how datasets interact with queries; understand the importance of subqueries
- Convert and manipulate data with SQL’s built-in functions and use conditional logic in data statements
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