ONCE1188 - Intermediate SQL
Course Description
Discover how to write powerful SQL queries that enable you to retrieve data from one table or from multiple tables stored in the database simultaneously. In this course, you will learn how to retrieve more meaningful data from one or more tables stored in a database. You will learn how to merge data from multiple columns, how to create calculated fields, and how to order and group the results from a query. You will also learn how to create a single join query or subquery to obtain data from multiple tables simultaneously.
Students should have a competency in the Introductory level of SQL (ONCE1187)
Course Outline
Agenda
Unit 5
- Creating Calculated Fields and using Aggregate Functions
- Structured Query Language Review
- Creating calculated fields
- Concatenating columns
- Using aggregate functions
Unit 6
- Using Clauses in Structured Query Language
- Using the ORDER BY clause
- Using the GROUP BY clause
- Using the GROUP BY clause and WHERE clause
- Using the HAVING clause
Unit 7
- Creating Table Joins
- Creating Inner joins
- Creating Outer joins
- Creating Self joins
Unit 8
- Creating Subqueries
- Creating subqueries
- Creating subqueries that contain calculated fields
- Creating subqueries that contain aggregate functions
Learner Outcomes
Course outcomes
- Be able to create queries that contain calculated fields.
- Learn how to use the SQL ORDER BY, GROUP BY and HAVING clause.
- Understand how to use create SQL table joins and subqueries to query multiple tables simultaneously.
Course objectives
- Create calculated fields and implement aggregate functions.
- Use clauses in structured query language.
- How to create table joins.
- How to create subqueries.
Notes
This course is part of the SQL Certificate Program
Instructor: Dr. Cecelia Allison is an experienced software tester and technical specialist with more than 15 years of hands-on experience using and teaching SQL. She is also a technical writer, a published author, and a university professor. She holds a Bachelor of Science in finance, a Master of Science in information systems and a Doctor of Business Administration in management information systems.
Applies Towards the Following Certificates
- SQL Certificate : SQL Certificate