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SQL: Practical Guide for Developers

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Contents 1 Databasics 2 Retrieval: Basic SELECTion 3 Reshaping Results 4 Aggregating Results 5 Joins 6 Set Queries: UNION, INTERSECT, and EXCEPT 7 Subqueries 8 Modifying Data 9 Creating, Deleting, and Altering Tables 10 Views 11 Transactions 12 Database Privileges 13 Introduction to Cursors, Embedded SQL, Stored Procedures, and Triggers Index 9202 – Xếp hạng Ebook | SQL Practical Guide Critical Acclaim for SQL Practical Guide for Developers The book lives up to its title it is a very practical guide. The authors clearly know their SQL and manage to write about the language in a step-by-step style that progresses smoothly from the simple to the more difficult aspects of the language. The profuse use of examples each with an accompanying motivation and explanation of the results lets the reader follow even complex topics without a constant struggle. The authors have even included examples that illustrate common errors programmers make explaining the right way to perform the task. It doesn t hurt that the sample application is based on something everybody uses every day food. I especially enjoyed the manner in which the authors explained the rationale behind most of the SQL facilities. Even though they have not been an active part of the standard s development efforts their insight into the underlying reasons for a feature s inclusion is spot on. They also do an excellent job of explaining complex sets of rules in easily understood language I learned new ways of understanding some of the very rules that I personally wrote into the standard Each chapter ends with a summary of the principle points and most of them include practical advice for programmers who intend to use the SQL language features described in the chapter. The inclusion at every chapter s end of a set of questions and exercises all directly relevant to the chapter s material makes this book an excellent candidate for use in the classroom. - Jim Melton Oracle Corporation Editor of ISO IEC 9075- SQL and Co-Chair W3C XML Query Working Group This book provides a succinct yet complete introduction to the fundamental aspects of the SQL language. It is not just another SQL text. The authors use of simple yet clear examples to illustrate difficult concepts throughout the text makes this a perfect book for use in an introductory database systems class as a supplement or as

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