Advanced MySQL Guide

1. Table of Contents
2. Introduction
3. Prerequisites
4. Advanced SQL Queries
5. Subqueries
6. Joins
7. Window Functions
8. Performance Tuning
9. Indexing
10. Query Optimization
11. Configuration Tuning
12. Security Best Practices
13. User Management
14. Encryption
15. Replication and High Availability
16. Master-Slave Replication
17. Group Replication
18. Backup and Restore
19. Stored Procedures and Triggers

Common Issues and Troubleshooting

Resources and Further Reading

1. Introduction This guide provides an in-depth look at advanced MySQL topics for users who are already familiar with basic MySQL concepts. It covers advanced SQL queries, performance tuning, security, replication, stored procedures, and common troubleshooting techniques.

2. Prerequisites Basic knowledge of SQL and MySQL MySQL server installed and running Access to a MySQL client or command-line interface Advanced SQL Queries

3. Subqueries Subqueries are queries nested within another query. They can be used to perform complex operations such as filtering, aggregating, and more.

sql Copy code SELECT name FROM employees WHERE salary > (SELECT AVG(salary) FROM employees); Joins Joins are used to combine rows from two or more tables based on a related column between them.

sql Copy code SELECT orders.order_id, customers.name FROM orders JOIN customers ON orders.customer_id = customers.id; Window Functions Window functions perform calculations across a set of table rows related to the current row.