created: 2023-03-09 20:28:02
tags: [tools]

特殊命令

• .exit 退出
• .database 查询信息
• .table 查看表格
• .schema 查看结构

table

表操作

• 创建
  create table person(id int, name text);
• 删除
  drop table person;

数据操作

• 重命名
  alter table person rename to student
• 插入
  insert into student(id, name) values(1, '张三');
insert into student values(2, '李四');
• 修改
  update student set name='王五' where id = 3;
• 删除
  delete from student where name='王五';
• 查询
  select * from student;

where

• in
  where id in (1,2,3);
• and, or
  where id = 1 and name = '张三'
where id = 1 or name = '张三'
• between and
  where id between 1 and 3;
• like
  where name = '张%'