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MySQL Development Skills (2) Video Tutorial

A programmer who does not understand SQL skills is not a good programmer. This course "MySQL Development Skills (2) Video Tutorial" will teach you how to debug SQL

Advanced

mysql

Development skills

31413 person learning

13class hour

01 hours 01 minutes 21 secondsTotal course duration

2022-04-18update

怪我咯

Gold lecturer

A total of 54 courses Student39542 Lecturer rating5.1

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Course Introduction Course Outline Other Courses

You will learn：

After learning MySQL development skills (2) and MySQL development skills (1), you will learn: 1. How to convert rows and columns 2. How to generate a unique serial number 3. How to delete duplicate data

MySQL Development Skills (2) Video Tutorial

Chapter1 Course Introduction
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Section1 Course Introduction
duration： 01 minutes 54 seconds
Chapter2 How to convert rows and columns
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Section1 MySQL-row to column scenario introduction
duration： 01 minutes 38 seconds

Section2 MySQL-Requirements Analysis
duration： 02 minutes 08 seconds

Section3 MySQL-use the self-join method to convert rows to columns
duration： 06 minutes 12 seconds

Section4 MySQL-use CASE method to convert rows to columns
duration： 02 minutes 53 seconds

Section5 MySQL-Single column to multiple rows scenario introduction
duration： 02 minutes 03 seconds

Section6 MySQL-use the method of serializing tables to convert rows to columns
duration： 08 minutes 37 seconds

Section7 MySQL-use UNION method to convert columns to rows
duration： 06 minutes 49 seconds

Section8 MySQL-use serialized table method to achieve column conversion
duration： 09 minutes 11 seconds
Chapter3 How to generate a unique serial number
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Section1 MySQL-common method for unique serial numbers in databases
duration： 06 minutes 11 seconds

Section2 How to use SQL statements to create serial numbers for special needs
duration： 04 minutes 56 seconds
Chapter4 How to remove duplicate data
expand retract

Section1 MySQL-Use primary key to delete duplicate data
duration： 07 minutes 09 seconds

Section2 MySQL - How to handle complex deduplication
duration： 01 minutes 40 seconds

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