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MariaDB for Developers

0800 1337 401

Overview

This MariaDB Developers training course is designed for MariaDB Developers who have a good understanding of a MariaDB (or MySQL) database and experience of using SQL commands. The course provides further practical experience in more advanced MariaDB commands and SQL statements including Stored Routines and Triggers.

Prerequisites

A working knowledge of MariaDB (or MySQL) is required. This can be gained by attendance on the Introduction to MariaDB course.

Objectives

To provide the skills needed to write more advanced queries and database maintenance statements on a MariaDB database.

Outline

Course Contents - DAY 1

Course Introduction

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

Session 1: CLIENT/SERVER CONCEPTS

  • MariaDB client/server architecture
  • Server modes
  • Using client programs
  • Logging in options
  • Configuration files
  • Precedence of logging in options
  • Exercises: Using client/server

Session 2: THE MYSQL CLIENT PROGRAM FOR MariaDB

  • Using MariaDB interactively
  • The MariaDB prompts
  • Client commands and SQL statements
  • Editing
  • Selecting a database
  • Help
  • Safe updates
  • Using script files
  • Using a source file
  • Redirecting output into a file
  • Command line execution
  • MariaDB output formats
  • Overriding the defaults
  • Html and xml output
  • MySQL Utilities
  • Exercises: Using the MySQL client program to connect to MariaDB

Session 3: DATA TYPES

  • Bit data type
  • Numeric data types
  • Auto_increment
  • Character string data types
  • Character sets and collation
  • Binary string data types
  • Enum and Set data types
  • Temporal data types
  • Timezone support
  • Spatial Datatypes
  • Handling Missing Or Invalid Data Values
  • SQL_MODE options
  • Exercises: Using data types

Session 4: IDENTIFIERS

  • Using Quotes with identifier naming
  • Case sensitivity in Identifier naming
  • Qualifying columns with table and database names
  • Using reserved words as identifiers
  • Function names
  • Exercises: Using identifiers

Session 5: DATABASES

  • Database properties
  • Creating a database
  • Selecting a database
  • Altering databases
  • Dropping databases
  • Obtaining database metadata
  • The SHOW command
  • The INFORMATION_SCHEMA database
  • The SHOW CREATE command
  • Exercises: Using databases

Course Contents - DAY 2

Session 6: TABLES AND INDEXES

  • Table properties
  • Creating tables
  • Create table using Select or Like
  • Temporary tables and memory tables
  • Altering tables
  • Adding columns
  • Changing column widths and types
  • Renaming columns
  • Dropping columns
  • Adding constraints
  • Dropping constraints
  • Renaming tables
  • Change the table storage engine
  • Multiple alterations
  • Dropping tables
  • Emptying tables
  • Obtaining table metadata
  • Show create table
  • The information_schema
  • Index introduction
  • Structure of a MariaDB index
  • Creating and dropping indexes
  • Creating an index
  • Altering a table to add an index
  • Specifying index type
  • Dropping indexes
  • Obtaining Index Metadata
  • Exercises: Creating, altering and dropping tables/indexes

Session 7: QUERYING FOR DATA

  • The SQL select statement and MAriaDB differences
  • Advanced order by
  • Order by and collation
  • Order by with enum datatype
  • Order by with Set datatype
  • Ordering with distinct and group by
  • Special features of union
  • Limit and order by clauses
  • Group By clause
  • Group_concat
  • Using Rollup in a Group By clause
  • Exercises: Querying for data

Session 8: SQL EXPRESSIONS AND FUNCTIONS

  • Components of expressions
  • Nulls
  • Numeric expressions
  • String expressions
  • Temporal expressions
  • Comparison functions
  • Flow control functions
  • Numeric functions
  • String functions
  • Temporal functions
  • Exercises: Using expressions and functions

Session 9: UPDATING DATA

  • Update operations and privileges
  • Inserting rows
  • Insert using a set clause
  • Inserting duplicate values
  • Replacing rows
  • Updating rows
  • Update using the order by and limit clauses
  • Deleting rows
  • The delete and truncate statements
  • Exercise: Inserting, updating, replacing and deleting data

Session 10: CONNECTORS

  • MariaDB connectors
  • Connecting to MariaDB server using Java and PHP connectors
  • MariaDB and NoSQL

Course Contents - DAY 3

Session 11: OBTAINING DATABASE METADATA

  • What is metadata?
  • Using mysqlshow utility with MariaDB
  • 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 12: DEBUGGING

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

Session 13: JOINS

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

Session 14: 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 subqueriess

Session 15: VIEWS

  • Why views are used
  • Creating views
  • View creation restrictions
  • View algorithms
  • Updateable views
  • Altering and dropping views
  • Displaying information about views
  • Privileges for views
  • Exercises: Using views

Course Contents - DAY 4

Session 16: IMPORT AND EXPORT

  • Exporting using SQL
  • Privileges required to export data
  • Importing using SQL
  • 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 17: USER VARIABLES AND PREPARED STATEMENTS

  • Creating User variables
  • User variables in a select
  • Prepared statements
  • The prepare statement
  • The execute statement
  • The deallocate statement
  • Using prepared statements in code, with connectors
  • Exercises: Using variables and prepared statements

Session 18: INTRODUCTION TO STORED ROUTINES

  • Types of stored routines
  • Benefits of stored routines
  • Stored routine features
  • Differences between procedures and functions
  • Introduction to the Block
  • Declaring variables and constants
  • Assigning values to variables
  • Definer rights and invoker rights
  • Using SELECT in stored routines
  • Altering and dropping stored routines
  • Obtaining stored routine metadata
  • Stored routine privileges and execution security
  • Exercises: Writing simple stored routines

Session 19: STORED ROUTINES - PROGRAM LOGIC

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

Session 20: STORED ROUTINES - EXCEPTION HANDLERS & CURSORS

  • Dealing with errors using 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

Course Contents - DAY 5

Session 21: PROCEDURES WITH PARAMETERS

  • Creating procedures with parameters
  • Calling Procedures With Parameters
  • Exercises: Writing stored routines with parameters

Session 22: 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 23: TRIGGERS

  • Trigger creation
  • Restrictions on triggers
  • The create trigger statement
  • Using the old and new qualifiers
  • Managing triggers
  • Destroying triggers
  • Required privileges
  • Exercises: Writing triggers

Session 24: BASIC OPTIMIZATIONS

  • Normalisation of data to third normal form
  • Using indexes for optimization
  • General query enhancement
  • Using Explain to analyze queries
  • Choosing an INNODB or MYISAM storage engine
  • Using MariaDB Enterprise Monitor in query optimization
  • Exercises: Making use of basic optimizations

Session 25: MORE ABOUT INDEXES

  • Indexes and joins
  • Exercises: Investigating indexes and joins
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