Hour 1, “Welcome to the World of SQL”Quiz AnswersExercise AnswersHour 2, “Defining Data Structures”Quiz AnswersExercise AnswersHour 3, “Managing Database Objects”Quiz AnswersExercise AnswersHour 4, “The Normalization Process”Quiz AnswersExercise AnswersHour 5, “Manipulating Data”Quiz AnswersExercise AnswersHour 6, “Managing Database Transactions”Quiz AnswersExercise AnswersHour 7, “Introduction to the Database Queries”Quiz AnswersExercise AnswersHour 8, “Using Operators to Categorize Data”Quiz AnswersExercise AnswersHour 9, “Summarizing Data Results from a Query”Quiz AnswersExercise AnswersHour 10, “Sorting and Grouping Data”Quiz AnswersExercisesHour 11, “Restructuring the Appearance of Data”Quiz AnswersExercise AnswersHour 12, “Understanding Dates and Times”Quiz AnswersExercise AnswersHour 13, “Joining Tables in Queries”Quiz AnswersExercise AnswersHour 14, “Using Subqueries to Define Unknown Data”Quiz AnswersExercise AnswersHour 15, “Combining Multiple Queries into One”Quiz AnswersExercise AnswersHour 16, “Using Indexes to Improve Performance”Quiz AnswersExercise AnswersHour 17, “Improving Database Performance”Quiz AnswersExercise AnswersHour 18, “Managing Database Users”Quiz AnswersExercise AnswersHour 19, “Managing Database Security”Quiz AnswersExercise AnswersHour 20, “Creating and Using Views and Synonyms”Quiz AnswersExercise AnswersHour 21, “Working with the System Catalog”Quiz AnswersExercise AnswersHour 22, “Advanced SQL Topics”Quiz AnswersExercise AnswersHour 23, “Extending SQL to the Enterprise, the Internet, and the Intranet”Quiz AnswersExercise AnswersHour 24, “Extensions to Standard SQL”Quiz AnswersExercise Answers