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
Immerse yourself in a captivating romance novel that sweeps readers off their feet with its tale of forbidden love and passionate desire. Set against the backdrop of a lush tropical paradise, the story follows two star-crossed lovers as they navigate the complexities of their forbidden relationship. With its evocative prose and steamy romance, this book is guaranteed to set hearts racing.

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.

This poignant memoir offers a deeply personal account of one woman's journey to overcome adversity and find redemption. From childhood trauma to adult struggles, the author shares her experiences with honesty and vulnerability, offering hope and inspiration to readers facing their own challenges. With its raw emotion and powerful storytelling, this book is a testament to the resilience of the human spirit.

The Forgotten Kingdom: A Novel (2) (The Lost Queen) Bliss The Useful Book: 201 Life Skills They Used to Teach in Home Ec and Shop Sex Criminals Volume 5: Five-Fingered Discount Balance Exercises for Seniors: Fall Prevention Workouts, Improve Posture, Decrease Back Pain, and Prevent Injury After 60 to Stay Active & Independent The Birth of Kitaro Reading Fleuncy Work Book Grade 3: 30 Unique Stories with Comprehension Questions with third grade sight words to increase reading fluency for 3rd grade (Reading Fluency Work Books) Creative Paper Crafts: 35 Cool, Customizable Projects for Crafty Kids Weird But True! USA Too Many Carrots (Fiction Picture Books)