Ebook: Beginning SQL Queries

This book is for anyone who has a well-designed relational database and needs to extract information from it. You might have noticed in the previous sentence that the database must be “well designed.” I can’t overemphasize this point. If your database is badly designed, then it will not be able to store accurate and consistent data, and so the information your queries retrieve will always be prone to inaccuracies. If you are looking to design a database from scratch, you should read my first book Beginning Database Design .” The final chapter in this book will outline a few common design problems you are likely to come across and give some advice about how to mitigate the impact or correct the problem.

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Beginning Queries with SQL is a friendly and easily read guide to writing queries with the all-important ― in the database world ― SQL language. Anyone who does any work at all with databases needs to know something of SQL, and that is evidenced by the strong sales of such books as Learning SQL (O'Reilly) and SQL Queries for Mere Mortals (Pearson). Beginning Queries with SQL is written by the author of Beginning Database Design, an author who is garnering great reviews on Amazon due to the clarity and succinctness of her writing