iferr:=model.DB().Table("gift_operate g").Joins("INNER JOIN user u ON u.id = g.send_user_id").Select("send_user_id,SUM(send_user_diamond) send_user_diamond").
iferr:=model.DB().Table("gift_operate g").Joins("INNER JOIN user u ON u.id = g.send_user_id").Select("send_user_id,SUM(send_user_diamond) send_user_diamond").