1. Retrieving Data Using Subqueries 2. Objectives After completing this lesson, you should be able to do the following: Write a multiple-column subquery Use scalar subqueries…

1. Restricting and Sorting Data 2. Objectives After completing this lesson, you should be able to do the following: Limit the rows that are retrieved by a query Sort the…

1. Using Subqueries to Solve Queries 2. Objectives After completing this lesson, you should be able to do the following: Define subqueriesDescribe the types of problems that…

1. Producing Readable Outputwithi SQL*Plus 2. Objectives After completing this lesson, you should be able todo the following: Produce queries that require a substitution…

1. Advanced Subqueries 2. Objectives After completing this lesson, you should be ableto do the following: Write…