Introduction to SQL
Course Code: ISQL
Duration: 1 day
Introduction to SQL Course Overview
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.
Exercises and examples are used throughout the course to give practical hands-on experience with the techniques covered.
Course Objectives
To provide the knowledge and skills needed to retrieve data held in a relational database.
Who will the Course Benefit?
Anyone who needs to understand and use SQL to manipulate a database.
There are no formal pre-requisites for this Introduction to SQL course, although an understanding of databases and exposure to information technology in general would be useful.
Course Notes
There is an overlap between the content of this 1 day Introduction to SQL course and the content on the suggested follow-on 3 day SQL courses. You may wish to review the contents of the 3 day SQL courses (Oracle SQL, SQL for PostgreSQL, Querying Microsoft SQL Server with Transact-SQL Introduction to MySQL or Introduction to MariaDB) and attend one of those courses instead if it is found to be more suitable to your training needs.
Course Information
Please call us if the scheduled dates are not suitable, we may be able to offer alternative dates.
Skills Gained
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
- Joining Tables
- Using basic subqueries and the set operators
Introduction to SQL Training Course
Course Introduction
- Administration and Course Materials
- Course Structure and Agenda
- Delegate and Trainer Introductions
Session 1: RELATIONAL DATABASE CONCEPTS
- What is a Relational Database?
- Relational Database Structures
- Tables, Rows and Columns
- Indexes, Primary Keys and Foreign Keys
- Data Types
- The Data Dictionary
Session 2: RETRIEVING DATA WITH THE SELECT STATEMENT
- The SELECT Statement
- The SELECT and FROM Clauses
- Conditions and the WHERE Clause
- Other Conditional Operators
- Logical Operators
- The ORDER BY Clause
- Column Aliases
- Arithmetic Operations
- Precedence of Operators
Session 3: AGGREGATE FUNCTIONS
- Overview of Built in Aggregate Functions
- The GROUP BY Clause
- The HAVING Clause
Session 4: JOINING TABLES
- Overview of Table Joins
- Inner Joins
- Table Aliases
- Outer Joins
- Self Joins
- ANSI Standard Joins
Session 5: BASIC SUBQUERIES AND SET OPERATORS
- Overview of Subqueries
- Basic Subqueries
- Set Operators
- Course technical content is subject to change without notice.
- Course content is structured as sessions, this does not strictly map to course timings. Concepts, content and practicals often span sessions.
Requirements
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. This knowledge can be gained by attendance on the Relational Databases & Data Modelling Overview course.
Further Learning
Course Reviews
I have only used SQL briefly in the past and I found this to be one of the best paced courses I have attended. John broke the content and practical exercises down well so it was not overwhelming, and overall I feel as though I have learnt a great deal in a day. Thankyou.
Jenna - Senior SCADA Engineer - Utilities - August 2024
Really well constructed course, all elements very well explained. The pace of the course was just right and the instructor was very knowledgeable and explained the topics very well, giving easy to understand real life scenarios. Many thanks
Sam - EPR Application Support Specialist - Professional Services - January 2024
Fantastic course, Duncan was very polite and professional.
Kieran - Construction / Infrastructure - November 2023
Marian was wonderful throughout the session - she is very knowledgeable and experienced and took the time to patiently answer and explain all our queries
Piyush - Product Director - Leisure
Very clearly explained - I've done basic SQL online courses before but John explained it in such a way that it really stuck in my head :)
Katy - Payroll Manager - Outsourcing
The course instructor was very knowledgeable and explained things very well. He was patient with any questions and engaged us all well.
Geraint - IT
Public Scheduled Events
Classroom & Live Virtual Instructor-Led Training
Duration: 1 day
Price: £520.00 exc. VAT
Live Virtual Classroom
All the convenience and benefits of the classroom experience without the hassle and costs of travel and accommodation.
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