Download SQL Queries for Mere Mortals: A Hands-On PDF Free ePUB

SQL Queries for Mere Mortals: A Hands-On Guide to Data Manipulation in SQL image

Overview

Review

Comments

Download PDF

The #1 Easy, Common-Sense Guide to SQL Queries―Updated with More Advanced Techniques and Solutions Foreword by Keith W. Hare, Vice Chair, USA SQL Standards Committee SQL Queries for Mere Mortals has earned worldwide praise as the clearest, simplest tutorial on writing effective queries with the latest SQL standards and database applications. Now, author John L. Viescas has updated this hands-on classic with even more advanced and valuable techniques. Step by step, Viescas guides you through creating reliable queries for virtually any current SQL-based database. He demystifies all aspects of SQL query writing, from simple data selection and filtering to joining multiple tables and modifying sets of data. Building on the basics, Viescas shows how to solve challenging real-world problems, including applying multiple complex conditions on one table, performing sophisticated logical evaluations, and using unlinked tables to think “outside the box.” In two brand-new chapters, you learn how to perform complex calculations on groups for sophisticated reporting, and how to partition data into windows for more flexible aggregation. Practice all you want with downloadable sample databases for today’s versions of Microsoft Office Access, Microsoft SQL Server, and the open source MySQL and PostgreSQL databases. Whether you’re a DBA, developer, user, or student, there’s no better way to master SQL. Coverage includes: Getting started: understanding what relational databases are, and ensuring that your database structures are soundSQL basics: using SELECT statements, creating expressions, sorting information with ORDER BY, and filtering data using WHERESummarizing and grouping data with GROUP BY and HAVING clausesDrawing data from multiple tables: using INNER JOIN, OUTER JOIN, and UNION operators, and working with subqueriesModifying data sets with UPDATE, INSERT, and DELETE statementsAdvanced queries: complex NOT and AND, conditions, if-then-else using CASE, unlinked tables, driver tables, and moreNEW! Using advanced GROUP BY keywords to create subtotals, roll-ups, and moreNEW! Applying window functions to answer more sophisticated questions, and gain deeper insight into your dataSoftware-Independent Approach! If you work with database software such as Access, MS SQL Server, Oracle, DB2, MySQL, Ingres, or any other SQL-based program, this book could save you hours of time and aggravation―before you write a single query!

Details e-book SQL Queries for Mere Mortals

🗸 Author(s): John Viescas
🗸 Title: SQL Queries for Mere Mortals: A Hands-On Guide to Data Manipulation in SQL
🗸 Rating : 4.5 from 5 stars (235 reviews)
🗸 Languange: English
🗸 Format ebook: PDF, EPUB, Kindle, Audio, HTML and MOBI
🗸 Supported Devices: Android, iOS, PC and Amazon Kindle

Readers' opinions about SQL Queries for Mere Mortals by John Viescas

Jenene Andrews
This beautifully illustrated cookbook is a culinary journey around the world, showcasing a diverse array of delicious recipes from every corner of the globe. From exotic street food to traditional home-cooked meals, each dish is a celebration of the rich tapestry of global cuisine. With its mouthwatering photographs and easy-to-follow recipes, this book is a must-have for any aspiring chef.

Danet Tucker
Immerse yourself in the magical world of fairy tales with this enchanting collection of stories from around the world. From classic folklore to lesser-known myths, each tale is a timeless reminder of the power of storytelling. With its beautiful illustrations and captivating narratives, this book is sure to delight readers of all ages.

Kinnsie Holt
This captivating science fiction novel transports readers to a distant future where humanity has colonized the stars and forged new alliances among the cosmos. Against the backdrop of interstellar conflict, the story follows a group of intrepid explorers as they journey to the far reaches of space in search of a lost civilization. With its gripping plot twists and richly imagined world-building, this book is a thrilling adventure that will leave readers eagerly anticipating the next installment.