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MySQL CHEAT SHEET

[ SKILLS: 27 • SECTIONS: 6 ]

MySQL is a widely - used relational database management system. This Skill Tree offers a comprehensive learning path for mastering MySQL. It's perfect for database beginners, presenting a structured roadmap to understand SQL, database design, and administration. Through hands - on, non - video courses and practical exercises in an interactive SQL playground, you'll gain real - world experience in database management and querying.

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TABLE OF CONTENTS

[ SECTIONS: 6 • COMMANDS: 27 ]
1.

BASIC KEYWORDS AND STATEMENTS

Basic Keywords and Statements covers essential keywords and SQL statements used in various aspects of MySQL, providing a foundation for database management.

Database selection involves using the 'USE' statement to specify the database with which you want to work.

Database creation encompasses the 'CREATE DATABASE' statement, allowing you to create new databases.

Database deletion involves the 'DROP DATABASE' statement to remove databases when needed.

Table creation involves defining the structure of database tables using SQL statements like 'CREATE TABLE'.

Table removal is the process of deleting database tables using SQL statements like 'DROP TABLE'.

Table modification includes altering the structure of existing database tables, using SQL statements like 'ALTER TABLE'.

Data retrieval involves fetching data from database tables using SQL queries, primarily 'SELECT' statements.

Data insertion is the process of adding new data records to database tables using SQL 'INSERT' statements.

Data update involves modifying existing data in database tables using SQL 'UPDATE' statements.

Data deletion is the process of removing data records from database tables using SQL 'DELETE' statements.

Understanding and executing external code within MySQL, enhancing database functionality.

2.

DATABASE FUNCTIONS AND DATA TYPES

Database Functions and Data Types focuses on database functions and data types available in MySQL, including integer, character, date, floating-point, and boolean types.

This skill involves using database functions to retrieve information about the database and its objects.

User info functions provide information about database users and their privileges.

Checking the version of the MySQL database being used.

Understanding and working with integer data types in MySQL.

Managing variable character data types, such as VARCHAR, in MySQL.

Working with date and time data types in MySQL.

3.

ADVANCED QUERYING AND OPTIMIZATION

Advanced Querying and Optimization covers advanced topics related to query optimization and index management for improving database performance.

Index management involves creating and maintaining indexes on database tables to speed up query performance.

4.

TRANSACTION MANAGEMENT AND SECURITY

Transaction Management and Security deals with transactions, user authentication, and permission management, ensuring data integrity and security in MySQL databases.

Implementing user authentication mechanisms to control access to the database.

Granting specific permissions to database users for various operations.

Revoking previously granted permissions to restrict or change user access.

5.

SYSTEM MANAGEMENT TOOLS

System Management Tools covers various system management tools and utilities for monitoring, configuring, and maintaining the MySQL database system.

Using utilities to export data from MySQL databases to external files or formats.

Obtaining an overview of the current status and health of the MySQL server.

Reviewing and configuring the MySQL server settings.

Using administrative utilities to manage and monitor the MySQL server.

6.

ADVANCED FEATURES

Advanced Features explores advanced features and capabilities of MySQL, such as stored procedures, triggers, and views.

Procedure management involves creating and managing stored procedures in MySQL, which are reusable blocks of SQL code.

View management covers creating and managing database views, which are virtual tables based on the result of a SQL query.

ABOUT THIS CHEAT SHEET

This MySQL cheat sheet is part of LabEx's comprehensive programming education platform. Explore interactive labs, courses, and hands-on projects to master MySQL and other technologies.

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MYSQL CHEAT SHEET • GENERATED 7/18/2025 POWERED BY LABEX.IO