SQL server 增删改查语句
新增
insert into test.dbo.users (id,username,password)
values(1,'lisi',123),(2,'lisi'...,123);
insert into test.dbo.users (id,username,password) -- 将查询结果插入
select * from test.dbo.users;
删除...创建表
create table teacher(
id int primary key,
name varchar(10) not null,
age int
)
删除表...-- 删除字段
drop column name;
exec sp_rename 'teacher.name','newname','COLUMN'; -- 修改字段
alter table...teacher -- 修改字段类型
alter column name varchar(10) not null;
SQL server 查询语句
基础查询
select * from test.dbo.users