摘要:
创建数据库: MariaDB [(none)] create database dcf; 删除数据库: MariaDB [(none)] DROP DATABASE dcf; 修改编码格式: MariaDB [(none)] ALTER DATABASE dcf CHARACTER set =utf 阅读全文
摘要:
创建一个父表second MariaDB [test] CREATE TABLE second( id SMALLINT UNSIGNED PRIMARY KEY AUTO_INCREMENT, username VARCHAR(10) NOT NULL ); Query OK, 0 rows af 阅读全文