The difference between DDL, DML, and DCL in the database

1. Description:

DDL: (data definition language) data definition language, mainly used to create database objects.

DML: (data manipulation language) data manipulation language, mainly used to manipulate database objects.

DCL: (Data Control Language) Data Control Language, mainly used to set or change the statement of database user or role permissions.

2. Example:

DDL example: such as CREATE, ALTER, DROP, TRUNCATE, COMMENT, GRANT, REVOKE

DML示例：如SELECT、INSERT、UPDATE、DELETE、CALL、EXPLAIN PLAN、LOCK TABLE