Download SQL Queries for Mere Mortals: A Hands-On Guide to Data Manipulation in SQL (3rd Edition) PDF EPUB
Author: Author
Pages: 800
Size: 2.918,83 Kb
Publication Date: June 21,2014
Category: SQL
The #1 Easy, Common-Sense Guidebook to SQL Queries—Up-to-date for Today’s Databases, Standards, and Problems
SQL Queries for Mere Mortals ® has gained worldwide compliment as the clearest, simplest guide on composing effective SQL queries. The authors possess updated this hands-on traditional to reflect brand-new SQL standards and data source applications and teach important new methods.
Step-by-step, John L. Viescas and Michael J. Hernandez show you through creating dependable queries for just about any modern SQL-based data source.
Coverage contains
– Starting out: understanding what relational databases are, and making certain your data source structures are audio
– SQL essentials: using SELECT statements, creating expressions, sorting info with Purchase BY, and filtering data using WHERE
– Summarizing and grouping data with GROUP BY and HAVING clauses
– Drawing data from multiple tables: using INNER Sign up for, OUTER Sign up for, and UNION operators, and dealing with subqueries
– Modifying data sets with UPDATE, Put in, and DELETE statements Advanced queries: complicated NOT and AND, circumstances, if-then-else using CASE, unlinked tables, driver tables, and even more
Practice all you have to with downloadable sample databases for today’s variations of Microsoft Office Gain access to, Microsoft SQL Server, and the open up source MySQL data source.
Three brand-new chapters educate you on how to solve an array of challenging SQL complications.
informit. They demystify all areas of SQL query composing, from basic data selection and filtering to becoming a member of multiple tables and modifying models of data.com/aw
forMereMortals. You’ll discover ways to compose queries that apply multiple complicated conditions using one table, perform advanced logical evaluations, and believe “outside the package” using unlinked tables. Whether you’re a DBA, developer, user, or pupil, there’s no better method to understand SQL.com