Oracle 序列的创建，下一个值，删除

--新建序列
CREATE SEQUENCE ROUTETRUNKBLANKLIST_SEQ2 INCREMENT BY 1 MAXVALUE 99999999999999999 MINVALUE 100 CACHE 20 ORDER;
--下一个序列
select ROUTETRUNKBLANKLIST_SEQ2.NEXTVAL from dual;
--删除序列
drop SEQUENCE ROUTETRUNKBLANKLIST_SEQ2;