SQL fundamentals. (3 ed.)


Автор: Patrick J.J.
Издательство: Prentice Hall

Год: 2008
Страниц: 832
Язык: английский
Формат: pdf
ISBN: 

 


Аннотация:

 Don’t just learn generic SQL. Learn SQL to get results with the world’s top database platforms–Oracle for the enterprise and Microsoft Access for the desktop. Based on John Patrick’s hands-on SQL course at the University of California, Berkeley Extension, this book shows exactly how to retrieve the data you want, when you need it, in any application–from ad hoc reports to the data warehouse. Thoroughly updated for the newest versions of Oracle, Access, and the SQL standard, this book contains more exercises, techniques, and solutions than ever before. You’ll learn exactly how to write SQL queries that are easy to understand, verify, modify, and extend–even if you’ve never worked with databases before.SQL Fundamentals,Third Edition, teaches you how to:Build simple statements to retrieve, store, or modify data;Craft complex queries that draw information from multiple tables;Sort and summarize your data just the way you want it;Create and edit your own tables;Protect the integrity of your data;Create more efficient, high-performance queries;Work with unions, subqueries, self joins, cross joins, inner joins, and outer joins;Use the Oracle Data Dictionary.The accompanying Web site, contains all the SQL code and tables from the book, including the full databases for several versions of Access and code for building the corresponding Oracle databases

 

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