oracle 配置序列id 得加上 type="pre"

<selectKey resultClass="long" keyProperty="id" type="pre">  

        select SEQ_adp_model_cate_limit_ID.NEXTVAL from DUAL  

    </selectKey> 

---序列

create sequence SEQ_adp_model_cate_limit_ID

minvalue 1

maxvalue 9999999999999999999999999999

start with 1

increment by 1

cache 20;