方法一. 此方法来自互联网
/*分为四步 */
/*第1步：创建临时表空间 */
create temporary tablespace yuhang_temp
tempfile 'D:oracledatayuhang_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 yuhang_data
logging
datafile 'D:oracledatayuhang_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 yuhang identified by yuhang
default tablespace yuhang_data
temporary tablespace yuhang_temp;
/*第4步：给用户授予权限 */
grant connect,resource,dba to yuhang;
方法2 . 此方法来自北大青鸟
--表空间
CREATE TABLESPACE DLDB
LOGGING
DATAFILE 'DLDB.ORA' SIZE 5M REUSE
AUTOEXTEND
ON NEXT 10240K MAXSIZE 300M EXTENT MANAGEMENT LOCAL
SEGMENT SPACE MANAGEMENT AUTO ;
--用户
CREATE USER DLSYS PROFILE DEFAULT
IDENTIFIED BY "DLSYS" DEFAULT TABLESPACE DLDB
TEMPORARY TABLESPACE TEMP
ACCOUNT UNLOCK;
GRANT "DBA" TO DLSYS;
ALTER USER DLSYS DEFAULT ROLE ALL;
GRANT "CONNECT" TO DLSYS;
ALTER USER DLSYS DEFAULT ROLE ALL
---------------------删除表空间---------------
drop tablespace tablespace_name including contents and datafiles CASCADE CONSTRAINTS;
---------------------删除用户---------------------------
drop user ×× cascade