Introduction to SQL

Learn how to write SQL code to create and populate database tables and how to write simple SQL queries that are capable of retrieving vast amounts of information from a database. In this course, you will discover the power of the relational database, how to create and manage database tables, and how to use SQL SELECT statements to precisely pinpoint and retrieve data from a database.

Agenda

Unit 1: The Relational Database and Structured Query Language
The relational database structure
Structured Query Language
Table creation and data insertion
Defining datatypes and constraints
Creating Indexes

Unit 2: Table Management
Table management
Adding columns to a table
Deleting columns from a table
Deleting a table

Unit 3: Selecting and Retrieving Data
Creating a SELECT statement to retrieve data
Using DISTINCT to display unique values in a column
Using the AS keyword to create an alternate name for a column
Merging columns

Unit 4: Filtering Data
Creating a WHERE clause
Using comparison, character, and logical operators to match conditions
Using the IN operator to match a condition
Using the BETWEEN operator to match a condition