alter table wx_merchant_subsidy modify column type tinyint(2) not null default 1 comment '结算类型1自主结算2微信结算';
alter table wx_merchant_subsidy modify column source tinyint(2) not null default 0 comment '结算来源0结账1卡消费2券核销3砍价核销4拼团核销5收银分账';