select mb.buy_id, mb.material_id, mb.buy_time, mb.place, mb.total_num, mb.price, mb.amount, mb.buyer, mb.remark, u.nick_name as buy_nick_name, m.brand, m.name, m.series from cmc_material_buy as mb
left join sys_user as u on u.user_id = mb.buyer
left join cmc_material as m on m.material_id = mb.material_id
insert into cmc_material_buy
material_id,buy_time,place,total_num,price,amount,buyer,remark,#{materialId},#{buyTime},#{place},#{totalNum},#{price},#{amount},#{buyer},#{remark},
update cmc_material_buy
material_id = #{materialId},buy_time = #{buyTime},place = #{place},total_num = #{totalNum},price = #{price},amount = #{amount},buyer = #{buyer},remark = #{remark},
where buy_id = #{buyId}
delete from cmc_material_buy where buy_id = #{buyId}
delete from cmc_material_buy where buy_id in
#{buyId}