SQL in 24 Hours, Sams Teach Yourself 7th edition

Featuring step-by-step instructions that walk you through the most common SQL tasks, this authoritative resource helps you use SQL to build effective data bases, efficiently review data and manage everything from performance to security. Original.
In just 24 lessons of one hour or less, Sams Teach Yourself SQL in 24 Hours helps you use SQL to build effective databases, efficiently retrieve data, and manage everything from performance to security. This Seventh Edition is thoroughly revised and reorganized for faster learning and a deeper understanding of modern SQL development. Based on standardized SQL throughout, it teaches using new sample code based on the free, easy-to-use Oracle Database Express (XE). You'll find more hands-on examples than ever, culminating in an all-new Bonus Exercises Workshop with even more real-world practice. This guide's straightforward, step-by-step approach shows you how to work with database structures, objects, queries, tables, and more. In just hours, you will be applying advanced techniques, from transactions and joins to complex data retrieval using views and subqueries. Step-by-step instructions carefully walk you through the most common SQL tasks. Practical, hands-on examples show you how to apply what you learn. Quizzes and exercises help you test your knowledge and stretch your skills. Notes and tips point out shortcuts and solutions. Learn how to... * Master core relational database concepts, SQL concepts, and language components * Clearly understand your data * Set up databases and plan efficient database designs * Define entities and relationships, establish data structures, and create database objects * "Normalize" raw databases into logically organized tables * Edit relational data and tables and manage transactions * Write effective, well-performing queries * Categorize, summarize, sort, group, and restructure data * Work with dates and times * Join tables in queries, use subqueries, and combine multiple queries * Optimize performance with indexes and other techniques * Administer databases and manage users * Secure databases and data
The straightforward, step-by-step approach shows students how to work with database structures, objects, queries, tables, and more. In just hours, they will be applying advanced techniques, including views, transactions, web connections, and powerful Oracle and SQL Server extensions. Every lesson builds on what students have already learned, giving them a rock-solid foundation for real-world success. Step-by-step instructions carefully walk students through the most common SQL tasks. Practical, hands-on examples show students how to apply what they learn. Quizzes and exercises help them test their knowledge and stretch their skills. Notes and tips point out shortcuts and solutions. Learn how to… Define efficient database structures and objects “Normalize” raw databases into logically organized tables Edit relational data and tables with DML Manage transactions Write effective, well-performing queries Categorize, summarize, sort, group, and restructure data Work with dates and times Join tables in queries, use subqueries, and combine multiple queries Master powerful query optimization techniques Administer databases and manage users Secure databases and protect data Use views, synonyms, and the system catalog Extend SQL to the enterprise and Internet Master important Oracle and Microsoft extensions to ANSI SQL