pg数据库设置相关列自增长
设置自增长序列号CREATE SEQUENCE employee_id_seqSTART WITH 1INCREMENT BY 1NO MINVALUENO MAXVALUECACHE 1;关联表alter table employee alter column id set default nextval(‘employee_id_seq’);查询当前序列号SELECT nextval(‘employee_id_seq’);改变序列号初始值alter sequence