1、创建sequence
CREATE sequence my_seq AS INTEGER START WITH 628 increment BY
2、获取sequence的下一个
values nextval for my_seq (my_seq是sequence名称)
3、在sql中使用sequence的下一个值
insert into table_name(id) values(nextval for my_seq )
创建SEQUENCE :
- CREATE SEQUENCE NAME_XXX_SEQ AS INT START WITH 1000 INCREMENT BY 1 MINVALUE 1
- NO MAXVALUE NO CYCLE NO CACHE ORDER ;
查询SEQUENCE :
- SELECT NEXTVAL FOR NAME_XXX_SEQ FROM SYSIBM.SYSDUMMY1;