10 common MySQL command lines

MySQL command line is a must-have knowledge to learn MySQL databases. The following describes 10 useful MySQL command lines. I hope it will help you learn MySQL command lines.

1. display the data table structure:
Mysql> DESCRIBE table name; DESC table name)

2. Create a data table:
Mysql> USE Database Name; // enter the database
Mysql> create table Name (field name VARCHAR (20), field name CHAR (1 ));

3. delete a data table:
Mysql> drop table name;

4. rename a data table
Alter table t1 rename t2;

5. display the records in the table:
Mysql> SELECT * FROM table name;

6. insert records into the table:
Mysql> insert into table name VALUES ("hyq", "M ");

7. Update table data:
Mysql-> UPDATE table name: SET field name: 1 = 'a'; field name: 2 = 'B' WHERE field name: 3 = 'C ';

8. Clear records in the table:
Mysql> delete from table name;

9. load data into a data table in text mode:
Mysql> load data local infile "D:/mysql.txt" into table name;

10. display the table definition. You can also see the table constraints, such as foreign keys.

The above is an introduction to 10 commonly used MySQL command lines.

Add new users through MySQL Command Line

Differences between MySQL Hash indexes and B-Tree indexes

MySQL permission table Introduction

Statements that grant MySQL user permissions

Provides you with an in-depth understanding of MySQL permission management.