//创建表空间 用户 赋权
create tablespace shop datafile '/mnt/oradata/ORCL/shop.DBF' size 100m autoextend on next 20m maxsize unlimited;
create user shop identified by 123 default tablespace shop;
grant connect,resource,dba to DATACENTER;

//查看用户是否赋权
select * from dba_tablespaces;
select * from dba_data_files;
select * from dba_users;