创建Oracle表空间

 *分为四步 */
 /*第1步：创建临时表空间  */
 create temporarytablespace user_temp
 tempfile 'D:\oracle\oradata\Oracle9i\user_temp.dbf'
 size 50m
 autoextend on
 next 50m maxsize 20480m
 extent management local;  

 /*第2步：创建数据表空间  */
 create tablespace user_data
 logging
 datafile 'D:\oracle\oradata\Oracle9i\user_data.dbf'
 size 50m
 autoextend on
 next 50m maxsize 20480m
 extent management local;  

 /*第3步：创建用户并指定表空间  */
 create user username identified by password
 default tablespace user_data
 temporary tablespace user_temp;  

 /*第4步：给用户授予权限  */
 grant connect,resource,dba to username;