Includes insurance of Oracle and Microsoft SQL Implementations
In simply 24 classes of 1 hour or much less, Sams educate your self SQL in 24 Hours, 6th Edition, is helping you employ SQL to construct powerful databases, successfully retrieve information, and deal with every little thing from functionality to protection.
This book’s effortless, step by step method exhibits you ways to paintings with database constructions, gadgets, queries, tables, and extra. in precisely hours, you'll be making use of complicated suggestions, together with perspectives, transactions, net connections, and strong Oracle and SQL Server extensions. each lesson builds on what you’ve already realized, providing you with a rock-solid starting place for real-world success.
Step-by-step instructions conscientiously stroll you thru the most typical SQL tasks.
Practical, hands-on examples aid you practice what you learn.
Quizzes and exercises assist you try your wisdom and stretch your skills.
Notes and tips indicate shortcuts and solutions.
Learn how to…
• outline effective database buildings and objects
• “Normalize” uncooked databases into logically prepared tables
• Edit relational facts and tables with DML
• deal with transactions
• Write powerful, well-performing queries
• Categorize, summarize, kind, crew, and restructure data
• paintings with dates and times
• subscribe to tables in queries, use subqueries, and mix a number of queries
• grasp strong question optimization techniques
• Administer databases and deal with users
• safe databases and defend data
• Use perspectives, synonyms, and the procedure catalog
• expand SQL to the company and Internet
• grasp vital Oracle and Microsoft extensions to ANSI SQL
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