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. * 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.
Learn how to...
Notes and tips point out shortcuts and solutions.
Quizzes and exercises help you test your knowledge and stretch your skills.
Practical, hands-on examples show you how to apply what you learn.
Step-by-step instructions carefully walk you through the most common SQL tasks.
In just hours, you will be applying advanced techniques, from transactions and joins to complex data retrieval using views and subqueries.
This guide\'s straightforward, step-by-step approach shows you how to work with database structures, objects, queries, tables, and more.
You\'ll find more hands-on examples than ever, culminating in an all-new Bonus Exercises Workshop with even more real-world practice.
Based on standardized SQL throughout, it teaches using new sample code based on the free, easy-to-use Oracle Database Express (XE).
This Seventh Edition is thoroughly revised and reorganized for faster learning and a deeper understanding of modern SQL development.
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
