1 /*分為四步 */
 2 /*第1步：創建臨時表空間  */
 3 create temporarytablespace user_temp  
 4 tempfile ‘D:\oracle\oradata\Oracle9i\user_temp.dbf‘ 
 5 size 50m  
 6 autoextend on  
 7 next 50m maxsize 20480m  
 8 extent management local;  
 9  
10 /*第2步：創建數據表空間  */
11 create tablespace user_data  
12 logging  
 
13 datafile ‘D:\oracle\oradata\Oracle9i\user_data.dbf‘ 
14 size 50m  
15 autoextend on  
16 next 50m maxsize 20480m  
17 extent management local;  
18  
19 /*第3步：創建用戶並指定表空間  */
20 create user username identified by password  
21 default tablespace user_data  
22 temporary tablespace user_temp;  
 
23  
24 /*第4步：給用戶授予權限  */
25 grant connect,resource,dba to username;

本文摘錄於:https://www.cnblogs.com/netsql/articles/1745978.html

oracle表空間的創建+權限分配