MySQL for Developers II Course Overview

This course is designed for MySQL Developers who have a basic understanding of a MySQL database and SQL commands.  The course provides further practical experience in more advanced MySQL commands and SQL statements including Stored Routines, Triggers and Events.

Skills Gained

The delegates will practise:

• Using User Variable Syntax and Properties
• Importing and exporting data from within MySQL
• Importing and exporting data from the command line
• Performing complex joins to access multiple tables
• Performing complex subqueries
• Creating, managing and using views
• Using prepared statements
• Creating and using stored routines
• Creating and using triggers
• Creating and using events
• Obtaining database metadata
• Optimizing queries
• The Event Scheduler
• Working with the main storage engines
• Debugging MySQL applications

Who will the Course Benefit?

MySQL Developers who have a basic understanding of a MySQL database and SQL commands as covered on the Introduction to MySQL and MySQL for Developers I courses.

Course Objectives

To provide further skills needed for developing applications on a MySQL database.

Examinations

Together with the Introduction to MySQL course, the content of this course covers the topics required for the Certified MySQL Developer II examination.

Before taking any exam, ensure you have the recommended experience.  The Sun Microsystems website lists all exam requirements and these are updated regularly.

Exams are not included as part of the course.

Requirements

A good working knowledge of MySQL is required. This can be gained by attendance on the Introduction to MySQL course and the MySQL for Developers I course.

Pre-Requisite Courses

• MySQL for Beginners
• MySQL for Developers I

Follow-On Courses

• MySQL for Database Administrators

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MySQL for Developers II Training Course

Course Contents - DAY 1

Course Introduction

• Administration and Course Materials
• Course Structure and Agenda
• Delegate and Trainer Introductions

Session 1: OBTAINING DATABASE METADATA

• What is metadata?
• The mysqlshow utility
• The show and describe commands
• Describing tables
• The information_schema
• Listing tables
• Listing columns
• Listing views
• Listing key_columns_usage
• Exercises:   Obtaining database metadata

Session 2: DEBUGGING

• MySQL error messages
• The show statement
• Show errors
• Show count(*) errors
• Show warnings
• Show count(*) warnings
• Note messages
• The perror utility
• Exercises:   Debugging

Session 3: JOINS

• Overview of inner joins
• Cartesian product
• Inner joins with original syntax
• Join with additional condition
• Non equi-join
• Using table aliases to avoid name clashes
• Inner Joins With ISO/ANSI Syntax
• Natural join
• Join using
• Join on
• Non equi-join
• Outer Joins
• Left outer joins
• Right outer joins
• Full outer joins
• Multiple table update
• Updating multiple tables simultaneously
• Updating rows in one table based on a condition in another
• Updating rows in one table reading data from another
• Multiple table delete
• Deleting from multiple tables simultaneously
• Deleting rows in one table based on a condition in another
• Exercises:   Coding joins

Session 4: SUBQUERIES

• Types of subquery
• Multiple-column subqueries
• Correlated subqueries
• Using the ANY, ALL and SOME operators
• Using the EXISTS operator
• Subqueries as scalar expressions
• Inline views
• Converting subqueries to joins
• Using subqueries in updates and deletes
• Exercises:   Coding subqueries

Session 5: VIEWS

• Why views are used
• Creating views
• Column names
• View creation restrictions
• View algorithms
• Merge
• Updateable views
• Altering and dropping views
• Altering views
• Dropping views
• Displaying information about views
• Describe and show columns
• Show table status
• Show tables
• Show full tables
• Information_schema
• Privileges for views
• Exercises:   Using views

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MySQL for Developers II Training Course

Course Contents - DAY 2

Session 6: IMPORT AND EXPORT

• Exporting using SQL
• Data file location
• Privileges required to export data
• Format of the data file
• Importing using SQL
• Data file location
• Specifying the format
• Ignoring lines
• Missing columns
• Skipping and transforming
• Processing duplicates
• Messages when loading data
• Privileges required to load data
• Exporting from the command line
• Mysqldump main options
• Importing from the command line
• Mysqlimport main options
• Exercises:   Importing and exporting

Session 7: USER VARIABLES AND PREPARED STATEMENTS

• User variables
• Set
• User variables in a select
• Prepared statements
• The prepare statement
• The execute statement
• The deallocate statement
• Exercises:   Using variables and prepared statements

Session 8: INTRODUCTION TO STORED ROUTINES

• Types of stored routines
• Benefits of stored routines
• Stored routine features
• Differences between procedures and functions
• Stored routines namespace
• Blocks
• The delimiter statement
• Declaring variables and constants
• Assignment
• Definer rights and invoker rights
• SELECT INTO
• Stored routine maintenance
• Altering stored routines
• Dropping stored routines
• Obtaining stored routine metadata
• Stored routine privileges and execution security
• Exercises:   Writing simple stored routines

Session 9: STORED ROUTINES - PROGRAM LOGIC

• Conditional execution statements
• The IF .. THEN .. ELSEIF construct
• The CASE statement
• Loops
• The basic loop
• The while loop
• The repeat loop
• The iterate statement
• Nested loops
• Exercises:   Writing stored routines with program logic

Session 10: STORED ROUTINES - EXCEPTION HANDLERS & CURSORS

• Exception handlers
• Cursors
• What is a cursor?
• Cursor operations
• Declaring cursors
• Opening and closing cursors
• Fetching rows
• Status checking
• Exercises:   Writing stored routines with program logic

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MySQL for Developers II Training Course

Course Contents - DAY 3

Session 11: PROCEDURES WITH PARAMETERS

• The create procedure statement
• Parameters
• Parameter Modes
• Calling Procedures With Parameters
• Exercises:   Writing stored routines with parameters

Session 12: FUNCTIONS

• What is a function?
• The create function statement
• Executing functions
• Executing functions from code
• Executing functions from SQL statements
• The deterministic and sql clauses
• Exercises:   Writing functions

Session 13: TRIGGERS

• Trigger creation
• Restrictions on triggers
• The create trigger statement
• The associated table
• The triggering event
• Trigger timing
• The trigger type
• Using the old and new qualifiers
• Managing triggers
• Destroying triggers
• Required privileges
• Exercises:   Writing triggers

Session 14: THE EVENT SCHEDULER

• Event scheduler concepts
• Event scheduler configuration
• Creating, altering and dropping events
• Event scheduler monitoring
• Events and privileges
• Exercises:   Creating and using events

Session 15:BASIC OPTIMIZATIONS

• Normalisation
• Insert, update, delete problems
• First normal form
• Second normal form
• Third normal form
• Using indexes for optimization
• Indexing principles
• Prefixed indexes
• Composite indexes
• Unintentional full table scans
• Index only searches
• General query enhancement
• Limit
• Summary tables
• Explain
• Choosing an appropriate storage enginge
• Innodb
• Some design points concerning innodb
• MYISAM
• Some design points concerning MYISAM
• Exercises:   Making use of basic optimizations

Session 16: MORE ABOUT INDEXES

• Indexes and joins
• Exercises: Investigating indexes and joins