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A complete set of MySQL tutorials - MySQL hot interview questions
Chapter1 Course introduction and mysql installation
1-1 Course content introduction
1-2 Install mysql on linux
1-3 Start and log in to mysql
Chapter2 mysql index
2-1 Index overview
2-2 Advantages and disadvantages
2-3 data structure
2-4 Data structure-BTREE
2-5 Data structure-B+TREE
2-6 Index classification
2-7 Index syntax
2-8 Index design principles
Chapter3 view
3-1 Overview
3-2 Create and modify views
3-3 View and delete views
Chapter4 stored procedure
4-1 Stored procedures overview
Chapter5 grammar
5-1 Create call query delete syntax
5-2 variable
5-3 if judgment
Chapter6 Input and output parameters
6-1 Input parameters
6-2 Output parameters
Chapter7 case structure and loop
7-1 case structure
7-2 while loop
7-3 repeat loop
7-4 loop loop
Chapter8 cursor
8-1 Cursor introduction
8-2 Basic cursor operations
8-3 Loop to get cursor
Chapter9 Functions and triggers
9-1 function
9-2 Introduction to triggers
9-3 Trigger creation and application
9-4 View and delete triggers
9-5 Content summary
Chapter10 Architecture and Storage Engine
10-1 Architecture
10-2 Storage engine overview
10-3 Storage engine features
10-4 InnoDB characteristics
10-5 MyISAM features
10-6 Memory and Merge features
10-7 Storage engine selection principles
Chapter11 Optimize SQL steps
11-1 SQL execution frequency
11-2 Locate inefficient SQL
11-3 Introduction to explain command
11-4 explain id
11-5 explain之select_type
11-6 explain之table type
11-7 key rows extra
11-8 show profile
11-9 trace tool
Chapter12 Use of index
12-1 Verify index to improve query efficiency
12-2 Match all values
12-3 leftmost prefix rule
12-4 Failure conditions (range query, field operation)
12-5 covering index
12-6 Index failure
12-7 like fuzzy matching
12-8 Full table scan is faster
12-9 Judgment of NULL value
12-10 in和not in
12-11 Single column index and compound index selection
12-12 View index usage
Chapter13 SQL optimization
13-1 Insert data in bulk
13-2 insert optimization
13-3 orderby optimization
13-4 group by optimization
13-5 subquery optimization
13-6 or optimize
13-7 limit optimization
13-8 index hint
13-9 Content summary
Chapter14 Application optimization
14-1 Application optimization
14-2 Query caching-overview and process
14-3 Query cache-configuration parameters
14-4 Query cache-enable query cache
14-5 Query cache—SELECT options
14-6 Query cache - failure scenario
Chapter15 Memory optimization
15-1 Optimization principles
15-2 MyISAM memory optimization
15-3 InnoDB memory optimization
Chapter16 mysql concurrency parameter adjustment
16-1 Concurrency parameter adjustment
Chapter17 mysql lock problem
17-1 Overview and classification of locks
17-2 mysql support for locks
17-3 MyISAM table lock-read lock
17-4 MyISAM table lock - write lock
17-5 Summary of MyISAM table locks
17-6 MyISAM table lock-view lock contention
17-7 InnoDB row lock-introduction and background knowledge
17-8 InnoDB row lock-type
17-9 InnoDB row lock-basic demo
17-10 InnoDB row lock-row lock upgraded to table lock
17-11 InnoDB row lock-gap lock hazards
17-12 InnoDB row lock-contention view
17-13 InnoDB row lock-summary
Chapter18 Common SQL skills
18-1 SQL execution order and regular expressions
18-2 Numeric and string functions
18-3 Date functions and aggregate functions
18-4 Course content
18-5 Commonly used tools mysql
18-6 Commonly used tools-mysqladmin
18-7 Commonly used tools-mysqlbinlog and mysqldump
18-8 Commonly used tools-mysqlimport and source
18-9 Commonly used tools mysqlshow
Chapter19 mysql log
19-1 error log
19-2 Binary log
19-3 Binary log (row and log deletion)
19-4 Query log
19-5 Slow query log
Chapter20 mysql copy
20-1 Copy principle
20-2 Cluster construction
Chapter21 Comprehensive case
21-1 Requirements and environment preparation
21-2 Basic project import
21-3 AOP logging
21-4 Log query backend - mapper interface
21-5 Log query backend——Service
21-6 Log query - front end
21-7 System performance optimization analysis
21-8 System performance optimization - paging optimization
21-9 System performance optimization - index optimization
21-10 Read-Write Separation Overview
21-11 Data source configuration
21-12 System performance optimization - AOP switching data source
21-13 System performance optimization - AOP switching data source 2
21-14 System performance optimization - application optimization
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