Oracle创建表空间和用户

==========创建表空间===========

CREATE TABLESPACE DATA01 DATAFILE 

  '/home/oracle/oradata/orcl/data01.dbf' SIZE 1024M AUTOEXTEND ON NEXT 100M MAXSIZE UNLIMITED

LOGGING

PERMANENT

EXTENT MANAGEMENT LOCAL AUTOALLOCATE

BLOCKSIZE 8K

SEGMENT SPACE MANAGEMENT MANUAL

FLASHBACK ON;

(说明:DATA01为表空间的名称,/home/oracle/oradata/orcl/data01.dbf为表空间文件,1024M为表空间大小 

 

 

===============创建用户============

 

CREATE USER cmmbIDENTIFIED BY cmmb123

PROFILE DEFAULT 

DEFAULT TABLESPACE DATA01

TEMPORARY TABLESPACE TEMP

ACCOUNT UNLOCK; 

(说明:cmmb和cmmb123分别为数据库用户名和密码  

 ---------赋予权限------------

grant connect,resource,dba to cmmb;

 

=========修改密码===========

1.查询用户名密码:

select username,password from dba_users;

2.修改用户密码:

alter user portal identified by portal_123;

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