Course Content Modules Status 1 Creating tables and columns 2 Protecting data integrity with constraints 3 Improving performance with indexes 4 Modifying table contents 5 Applying transactions 6 Writing Single Table queries 7 Restricting rows with the WHERE filter 8 Applying the ANSI/ISO standard join syntax 9 Combining results with set operators 10 Processing data with row functions 11 Performing analysis with aggregate functions 12 Applying subqueries in filter conditions 13 Including subqueries in expressions 14 Breaking down complex problems 15 Creating views in a database