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MySQL query optimization solution [taught by architects from major manufacturers] [Getting Started with MySQL | Tuning | Indexing] Advanced Tutorial

• Chapter1 Big factory interview questions
• 1-1 What are the isolation levels of mysql?
• 1-2 What is the principle of mysql replication?
• 1-3 The difference between mysql clustered index and non-clustered index
• 1-4 Basic principles of mysql index
• 1-5 What are the mysql index structures and what are their advantages and disadvantages?
• 1-6 What are the types of mysql locks?
• 1-7 Why does mysql need master-slave synchronization?
• 1-8 How to read mysql execution plan
• 1-9 Briefly describe the index types in mysql and their impact on database performance
• 1-10 How to deal with slow queries of mysql
• 1-11 What is mysql master-slave replication
• 1-12 What are the design principles of indexes?
• Chapter2 Getting started with mysql
• 2-1 mysql download, installation and configuration
• 2-2 Verify mysql
• 2-3 Install Navicat
• 2-4 Import table data
• 2-5 select statement
• 2-6 where child clause
• 2-7 order by child clause
• 2-8 Commonly used functions
• 2-9 group function
• 2-10 group by child clause
• 2-11 having clause and select summary
• 2-12 Subqueries and self-joins
• 2-13 Table join exercises and interview questions
• Chapter3 Getting started with mysql - exercises
• 3-1 Average salary grade for each department
• 3-2 Average salary grade of part
• 3-3 who are managers
• 3-4 Find the maximum salary without using group functions
• 3-5 Find the department number with the highest average salary
• 3-6 Just know this section
• 3-7 The name of a manager who earns more than the average employee's maximum salary
• Chapter4 Getting started with mysql 2
• 4-1 Many to many relationship interview questions
• 4-2 Many-to-many relationship interview questions 2
• 4-3 Pagination
• 4-4 DDL statement
• 4-5 DML statement
• 4-6 index
• 4-7 Summary of getting started with mysql
• Chapter5 mysql index
• 5-1 Comprehensive and thorough analysis
• 5-2 Why choose B+ tree for mysql index?
• 5-3 What is a clustered index? What is a non-clustered index
• 5-4 How to use indexes for optimization
• 5-5 Under what circumstances will the index fail?
• 5-6 mysql server parameter setting_connection
• 5-7 mysql server parameter setting_log storage