package com.kmall.admin.service.statistics; import java.util.Map; /** * @author zhangchuangbiao * @version 1.0 * 2020-09-01 14:36 */ public interface MonthlyCustomersService { Map queryMonthlyCustomers(String startMonth, String endMonth, String merchSn); Map top10ForProduct(String month, String week); Map top10ByBrandAndSupplier(String startDate, String endDate); }