The Introduction to SQL course is designed to give delegates practical experience in using ANSI standard SQL. As it is a generic course, some of the differences between different vendors’ implementations will be noted.
To provide the knowledge and skills needed to retrieve data held in a relational database.
Anyone who needs to understand and use SQL to manipulate a database.
There are no formal pre-requisites for the Introduction to SQL course, although an understanding of databases and exposure to information technology in general would be useful.
The delegate will learn and acquire skills as follows:
Creating SQL statements to query a database table
Using standard aggregate functions and related SELECT statement clauses
Using basic subqueries and the set operators
Administration and Course Materials
Course Structure and Agenda
Delegate and Trainer Introductions
What is a Relational Database?
Relational Database Structures
Tables, Rows and Columns
Indexes, Primary Keys and Foreign Keys
The Data Dictionary
The SELECT Statement
The SELECT and FROM Clauses
Conditions and the WHERE Clause
Other Conditional Operators
The ORDER BY Clause
Precedence of Operators
Overview of Built in Aggregate Functions
The GROUP BY Clause
The HAVING Clause
Overview of Table Joins
ANSI Standard Joins
Overview of Subqueries