权限管理 新用户授权
create tablespace xt_test datafile 'F:ORACLEORADATAORCLXT_TEST.DBF' SIZE 10M AUTOEXTEND ON NEXT 5M;
CREATE USER privilege_test identified by privilege_test DEFAULT TABLESPACE xt_test;
GRANT CREATE SESSION TO privilege_test;
–创建表时权限不足
GRANT CREATE TABLE TO privilege_test;–此权
