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2025-01-18 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Let me tell you a little bit about the basic commands that are often used in mysql. Have you known about similar topics before? If you are interested, let's take a look at this article. I believe it will be of some help to you after reading the basic commands that are often used in mysql.
1. User login:
Mysql-uroot-p
2. View the database:
Show databases
3. Create a database:
Create database firstsql
4. Enter the database:
Use firstsql
5. View all the tables in the database:
Show tables
6. Create tables:
Create table student (ID char (7) primary key, NAME varchar (20) not null, Age varchar (20) default '10') comment=' Information'
Set ID as the primary key, the value of NAME cannot be empty, the default value of Age is 10, and the comment is information.
7. View the table structure
Desc firstsql.student
8. View table creation information
Show create table student
9. View table data
Select * from student;select ID,NAME,Age from Student;select * from Student where ID='001'
10. Insert data
Insert into student values ('001', 'Erha,' computer)
11. Delete data
Delete from student;delete from student where ID='001'
12. Modify data
Update student set NAME=' Internet of things' where ID='001'
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