//drop database <数据库名>;
mysql -uroot -p(密码)
CREATE DATABASE IF NOT EXISTS RUNOOB DEFAULT CHARSET utf8 COLLATE utf8_general_ci;
show databasees;
use 库名; //进入库
show tables; //查看说有表
CREATE TABLE IF NOT EXISTS `runoob_tbl`(
`runoob_id` INT UNSIGNED AUTO_INCREMENT,
`runoob_title` VARCHAR(100) NOT NULL,
`runoob_author` VARCHAR(40) NOT NULL,
`submission_date` DATE,
PRIMARY KEY ( `runoob_id` )
)ENGINE=InnoDB DEFAULT CHARSET=utf8;
desc 表名; //查看表
DROP TABLE table_name ; //删除表
//插入数据
INSERT INTO runoob_tbl
(runoob_title, runoob_author, submission_date)
values
("学习 PHP", "菜鸟教程", NOW());
INSERT INTO runoob_tbl
(runoob_title, runoob_author, submission_date)
values
("学习 Java", "菜鸟教程", NOW());
INSERT INTO runoob_tbl
(runoob_title, runoob_author, submission_date)
values
("学习 HTML", "菜鸟教程", NOW());
select * from runoob_tbl; //读取表数据