Course Overview
The Introduction to MariaDB course covers the basics of the SQL language as implemented by MariaDB. The course is designed to give delegates practical experience in writing SQL statements using the MySQL client program and MySQL Workbench. The basic SQL statements, including the use of SQL functions and the basic table and view handling statements are introduced.
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The delegate will learn and acquire skills as follows:
• Using client programs to access a MariaDB database
• Creating, altering and dropping a MariaDB database
• Writing SQL statements to select data from a MariaDB database
• Writing joins and subqueries
• Using SQL expressions
• Using SQL aggregate functions and scalar functions
• Inserting, updating, deleting and replacing rows
• Creating and altering tables, indexes and views
• Using transactions
• Granting and revoking access privileges on tables and views
• Exporting and importing data
Who will the course benefit?
Anyone who needs to access and work with a MariaDB Database or is migrating from MySQL to MariaDB.
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Entry Requirements
There are no formal pre-requisites, although an understanding of databases and exposure to information technology in general would be useful.
Follow-on Courses
• MariaDB for Developers
• MariaDB Database Administration
• PHP Programming & MariaDB for Web Development
Notes
• 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.
Exam
There is no exam requirement for this course.
Course Objectives
To provide the skills needed to create and alter a MariaDB database and query and modify data held within such a database.
Syllabus – Key points
Course Contents – DAY 1
Course Introduction
• Administration and course materials
• Course structure and agenda
• Delegate and trainer introductions
Session 1: DATABASE CONCEPTS
• What is a database?
• Database management systems
• Tables, rows and columns
• Indexes, primary keys, unique constraints and foreign keys
• Client-Server architecture
• Supported data types
• Storage engines and table types
• The Information_Schema and MySQL Databases for MariaDB
• Exercise: Using a MariaDB Database
Session 2: USING THE MySQL CLIENT with MariaDB
• What is the MySQL client?
• Getting started and Logging in
• Selecting a database
• Client commands
• Entering and executing SQL statements
• Retrieving previous commands
• Creating, editing and executing SQL files
• Redirecting output into a file
• Command line execution of SQL Scripts
• Exercise: Using the MySQL Client
Session 3: BASIC SELECT
• The SQL SELECT statement
• Case sensitivity
• Quotes
• Statement terminator
• Syntax conventions
• The select clause
• The FROM clause
• Conditions and the WHERE clause
• Logical operators
• The ORDER BY clause
• Column aliases
• Arithmetic expressions
• Precedence of operators
• Exercises: Querying the sample database
Session 4: LIMIT, UNION AND AGGREGATE FUNCTIONS
• The LIMIT clause
• UNION
• UNION ALL
• Aggregate functions
• The GROUP BY clause
• Using Rollup with GROUP BY
• The HAVING clause
• Exercises: Using Limit, Union and Aggregate Functions
Course Contents – DAY 2
Session 5: SUBQUERIES AND JOINS
• Subqueries
• Cartesian products
• Joins with original syntax
• Table aliases
• Natural joins
• Join using
• Join on
• Multi-table joins
• Exercises: Using Subqueries and Joins
Session 6: NUMERIC AND CHARACTER FUNCTIONS
• Function types
• Testing functions
• Numeric functions
• Character functions
• Exercise: Using Numeric and Character Functions
Session 7: DATE, TIME AND OTHER FUNCTIONS
• Date and time column types
• Date and time formats
• The date format function
• Functions to return date time
• Functions to extract components from date time
• Date time arithmetic
• Miscellaneous functions
• Exercise: Using Date, Time and other functions
Course Contents – DAY 3
Session 8: DATABASES AND TABLES
Session 9: INDEXES AND VIEWS
Session 10: MANAGING DATA
- Inserting rows
- Replacing rows
- Updating rows
- Deleting rows
- The truncate statement
- The COMMIT and ROLLBACK commands
- Savepoints
- Implicit commits
- Exercise: Managing data
Session 11: ACCESS CONTROL
• Creating users
• Renaming users
• Dropping users
• Granting privileges
• Revoking privileges
• Exercise: Creating users, granting and revoking
Session 12: IMPORT AND EXPORT
• Exporting using SQL
• Importing using SQL
• Exporting from the command line
• Importing from the command line
• Exercise: Export and import data
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