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A complete set of MySQL tutorials - MySQL hot interview questions

Introduction >
ChapterCourseware
Chapter1Course introduction and mysql installation

Course content introduction

02 minutes30 seconds

Install mysql on linux

08 minutes46 seconds

Start and log in to mysql

06 minutes33 seconds
Chapter2mysql index

Index overview

13 minutes09 seconds

Advantages and disadvantages

02 minutes36 seconds

data structure

02 minutes25 seconds

Data structure-BTREE

23 minutes47 seconds

Data structure-B+TREE

05 minutes53 seconds

Index classification

02 minutes07 seconds

Index syntax

10 minutes45 seconds

Index design principles

05 minutes01 seconds
Chapter3view

Overview

03 minutes00 seconds

Create and modify views

06 minutes20 seconds

View and delete views

02 minutes35 seconds
Chapter4stored procedure

Stored procedures overview

02 minutes20 seconds
Chapter5grammar

Create call query delete syntax

10 minutes08 seconds

variable

08 minutes39 seconds

if judgment

07 minutes29 seconds
Chapter6Input and output parameters

Input parameters

04 minutes10 seconds

Output parameters

05 minutes54 seconds
Chapter7case structure and loop

case structure

07 minutes37 seconds

while loop

05 minutes52 seconds

repeat loop

04 minutes11 seconds

loop loop

06 minutes10 seconds
Chapter8cursor

Cursor introduction

03 minutes58 seconds

Basic cursor operations

09 minutes18 seconds

Loop to get cursor

06 minutes44 seconds
Chapter9Functions and triggers

function

06 minutes35 seconds

Introduction to triggers

03 minutes47 seconds

Trigger creation and application

20 minutes30 seconds

View and delete triggers

02 minutes21 seconds

Content summary

01 minutes44 seconds
Chapter10Architecture and Storage Engine

Architecture

10 minutes11 seconds

Storage engine overview

04 minutes45 seconds

Storage engine features

02 minutes06 seconds

InnoDB characteristics

12 minutes05 seconds

MyISAM features

04 minutes33 seconds

Memory and Merge features

05 minutes35 seconds

Storage engine selection principles

02 minutes40 seconds
Chapter11Optimize SQL steps

SQL execution frequency

08 minutes27 seconds

Locate inefficient SQL

08 minutes21 seconds

Introduction to explain command

03 minutes52 seconds

explain id

08 minutes05 seconds

explain之select_type

08 minutes21 seconds

explain之table type

09 minutes32 seconds

key rows extra

07 minutes07 seconds

show profile

07 minutes37 seconds

trace tool

04 minutes21 seconds
Chapter12Use of index

Verify index to improve query efficiency

05 minutes10 seconds

Match all values

04 minutes05 seconds

leftmost prefix rule

07 minutes45 seconds

Failure conditions (range query, field operation)

05 minutes58 seconds

covering index

05 minutes30 seconds

Index failure

02 minutes18 seconds

like fuzzy matching

03 minutes59 seconds

Full table scan is faster

04 minutes16 seconds

Judgment of NULL value

06 minutes09 seconds

in和not in

01 minutes19 seconds

Single column index and compound index selection

07 minutes19 seconds

View index usage

01 minutes06 seconds
Chapter13SQL optimization

Insert data in bulk

08 minutes23 seconds

insert optimization

02 minutes02 seconds

orderby optimization

13 minutes32 seconds

group by optimization

04 minutes11 seconds

subquery optimization

03 minutes35 seconds

or optimize

07 minutes13 seconds

limit optimization

08 minutes27 seconds

index hint

09 minutes16 seconds

Content summary

01 minutes46 seconds
Chapter14Application optimization

Application optimization

07 minutes22 seconds

Query caching-overview and process

03 minutes20 seconds

Query cache-configuration parameters

07 minutes15 seconds

Query cache-enable query cache

06 minutes17 seconds

Query cache—SELECT options

05 minutes34 seconds

Query cache - failure scenario

08 minutes17 seconds
Chapter15Memory optimization

Optimization principles

02 minutes59 seconds

MyISAM memory optimization

04 minutes07 seconds

InnoDB memory optimization

06 minutes08 seconds
Chapter16mysql concurrency parameter adjustment

Concurrency parameter adjustment

10 minutes23 seconds
Chapter17mysql lock problem

Overview and classification of locks

04 minutes02 seconds

mysql support for locks

02 minutes30 seconds

MyISAM table lock-read lock

07 minutes55 seconds

MyISAM table lock - write lock

04 minutes11 seconds

Summary of MyISAM table locks

02 minutes43 seconds

MyISAM table lock-view lock contention

04 minutes22 seconds

InnoDB row lock-introduction and background knowledge

07 minutes14 seconds

InnoDB row lock-type

02 minutes04 seconds

InnoDB row lock-basic demo

08 minutes54 seconds

InnoDB row lock-row lock upgraded to table lock

05 minutes59 seconds

InnoDB row lock-gap lock hazards

05 minutes54 seconds

InnoDB row lock-contention view

02 minutes09 seconds

InnoDB row lock-summary

03 minutes27 seconds
Chapter18Common SQL skills

SQL execution order and regular expressions

05 minutes58 seconds

Numeric and string functions

07 minutes28 seconds

Date functions and aggregate functions

03 minutes04 seconds

Course content

01 minutes19 seconds

Commonly used tools mysql

03 minutes38 seconds

Commonly used tools-mysqladmin

03 minutes29 seconds

Commonly used tools-mysqlbinlog and mysqldump

10 minutes51 seconds

Commonly used tools-mysqlimport and source

02 minutes30 seconds

Commonly used tools mysqlshow

03 minutes00 seconds
Chapter19mysql log

error log

03 minutes31 seconds

Binary log

08 minutes29 seconds

Binary log (row and log deletion)

08 minutes40 seconds

Query log

04 minutes23 seconds

Slow query log

09 minutes15 seconds
Chapter20mysql copy

Copy principle

05 minutes28 seconds

Cluster construction

11 minutes28 seconds
Chapter21Comprehensive case

Requirements and environment preparation

06 minutes31 seconds

Basic project import

08 minutes28 seconds

AOP logging

14 minutes35 seconds

Log query backend - mapper interface

14 minutes18 seconds

Log query backend——Service

11 minutes04 seconds

Log query - front end

23 minutes55 seconds

System performance optimization analysis

04 minutes26 seconds

System performance optimization - paging optimization

16 minutes17 seconds

System performance optimization - index optimization

11 minutes48 seconds

Read-Write Separation Overview

04 minutes36 seconds

Data source configuration

12 minutes39 seconds

System performance optimization - AOP switching data source

08 minutes23 seconds

System performance optimization - AOP switching data source 2

System performance optimization - application optimization

04 minutes32 seconds
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