Result Maps collection already contains value for

时间:2023-02-14 21:24:00

Result Maps collection already contains value for

select s.id,s.branch_name from t_wx_shop s left join t_hospital_main  m on s.id=m.shop_id where s.bus_id=#{busId,jdbcType=Integer} and m.id ==null

把Integer 改成 INTEGER 估计原因为大小写敏感!