Home > Database > Mysql Tutorial > 新用户的创建、表的创建及增删改查(Oracle)

新用户的创建、表的创建及增删改查(Oracle)

WBOY
Release: 2016-06-07 17:06:17
Original
1050 people have browsed it

--------------------------------- --创建一个新用户 --------------------------------- create user hahaya identified by ha

---------------------------------

--创建一个新用户

---------------------------------

create user hahaya

identified by hahaya

default tablespace users

temporary tablespace temp;

---------------------------------

--

---------------------------------

grant dba, sysdba to hahaya

with admin option;

---------------------------------

--创建一个表

---------------------------------

create table hahaya.book_book(

book_id int not null,

book_name varchar2(200),

book_price int,

primary key(book_id)

);

-----------------------------------------------------

--向表中插入数据

--使用第二中方式的时候提供的值一定要和表的字段个数相等

------------------------------------------------------

insert into hahaya.book_book(book_id, book_name, book_price) values(1, 'thinking in c++', 80);

insert into hahaya.book_book values(2, 'The C++ Programming Language', 100);

-------------------------------------------------------

--查询表中数据

-------------------------------------------------------

select * from hahaya.book_book;

 

-------------------------------------------------------

--更改表中某行数据

-------------------------------------------------------

update hahaya.book_book set book_price=90

where book_id=2;

select * from hahaya.book_book;

 

-----------------------------------------------

--删除表中某行数据

-----------------------------------------------

delete from hahaya.book_book where book_id=2;

select * from hahaya.book_book;

linux

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template