oracle创建表空间
#创建表空间语句: create tablespace user_data datafile 'D:\user_data.dbf' size 50m autoextend on next 50m maxsize 20480m extent management local; #创建表空间内的用户: create user username identified by password default tablespace user_data; #给用户授予权限 : grant connect,resource,dba to username;
#删除用户 drop user username cascade; #删除表空间 drop tablespace user_data including contents and datafiles;