Shulou(Shulou.com)05/31 Report--

This article introduces the relevant knowledge of "simple arrangement of commonly used MySQL commands". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. Display the structure of the data table:

> DESCRIBE table name; (DESC table name)

2. Establish a data sheet:

Mysql > USE library name; / / enter the database

Mysql > CREATE TABLE table name (field name VARCHAR (20), field name CHAR (1))

3. Delete the data table:

Mysql > DROP TABLE table name

4. Rename the data table

Alter table t1 rename t2

5. Display the records in the table:

Mysql > SELECT * FROM table name

6. Insert a record into the table:

Mysql > INSERT INTO table name VALUES ("hyq", "M")

7. Update data in the table:

Mysql- > UPDATE table name SET field name 1rooma, field name 2roomb' WHERE field name 3roomc

8. Empty the records in the table:

Mysql > DELETE FROM table name

9. Load the data into the data table in text:

Mysql > LOAD DATA LOCAL INFILE "D:/mysql.txt" INTO TABLE table name

10. display the definition of the table, and you can also see the constraints of the table, such as foreign keys

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