1.//创建空间
create tablespace test datafile 'c:\oracle\oradata\orcl9\test.dbf' size 50M default storage (initial 500K Next 500K minextents 1 maxextents unlimited pctincrease 0);
2.//创建用户
create user lxg identified by lxg default tablespace test;
授权
grant resource,connect,dba to test;
创建用户
create user userName identified by password;
给用户授权
grant dba to lxg;--授予DBA权限
grant unlimited tablespace to lxg;--授予不限制的表空间
grant select any table to lxg;--授予查询任何表
grant select any dictionary to lxg;--授予 查询 任何字典
删除表空间
drop tablespace "空间名" including contents and datafiles
删除用户
drop user "lxg" cascade