Structured Query Language (SQL) training – 3 days – please call for a quote
Structured Query Language (SQL) training uk
SQL is an industry-standard language for accessing mainframe, midrange and LAN-based, multi-user relational databases. This SQL training course will teach the student how to read and write good SQL for querying, updating and maintaining SQL databases. This SQL training course progresses through the elements of the language to build a thorough appreciation and understanding of SQL's capabilities and power. It covers ANSI-standard SQL and some of the common extensions.
This SQL training course is made up of a mix of theory and practical sessions. You will complete a series of exercises that cover all the important components of the language and allow you to practise your SQL.
Structured Query Language (SQL) Training Course Objectives
On completion, delegates will be able to:
- describe where the SQL language came from and its set-based mode of operation
- write SQL statements to create and manipulate database objects and data
- read SQL effectively
- write queries to join many related tables
- use the features of the language to safeguard the data and its value to the user
- recognise the dangers inherent in the language that may return the right result but would be fatally flawed with different data
Structured Query Language (SQL) Training Course Content
Introduction to Relational Databases
- The need for an SQL standard
- The ANSI standards
- What is a database?
- What is a relational database?
- Components of a relational database
- Normalised data
- Anatomy of a table
- Primary and foreign keys
- Joins
- Components of SQL
Data Manipulation Language
- SELECT operations
- DISTINCT
- Virtual columns
- Column aliases
- Functions
- Restricting the rows returned
- Multiple conditions
- Ordering data
- Inserting rows
- Updating rows
- Deleting rows
Joining tables
- The theory of joining tables
- Cross, Inner, Outer, Full, Left and Right
- Composite joins
- Table aliases
- SQL92 and SQL89 Join syntax
Data Definition Language
- Data types
- Column attributes
- Create table
- Primary and foreign keys
- Referential integrity
- Alter and drop tables
Views
- Defining simple views
- Views with virtual columns
- Restricted-column views
- Joined-table views
- Restricted-row views
- View restrictions
Summarised Queries
- Table aggregates
- GROUP BY and aggregates
- The HAVING clause
Subqueries
- Using simple Subqueries
- EXISTS
- Correlated Subqueries
Further Data Manipulation Language
- Unions
- Self joins
Data Control Language
- Identifying users
- Setting privileges
- GRANT and REVOKE
Structured Query Language (SQL) Course Prerequisites
- Familiarity with the Windows environment
- Familiarity with relational database design is reccomended
- Previous programming experience is recommended but not essential
Structured Query Language (SQL) Training Recommended Reading
Sams Teach Yourself Sql in 21 Days - Ron Plew, Ryan Stephens – buy from amazon
SQL Pocket Guide - Jonathan Gennick – buy from amazon
home book this course resources 01273 622272 info@siliconbeachtraining.co.uk
Programming Training UK
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