解决sku每日销进比报表

Bailun.DC.SkuDailyPurchaseAndSales/Services.cs

@@ -41,7 +41,7 @@ namespace Bailun.DC.SkuDailyPurchaseAndSales
 
         public void Init(DateTime start,DateTime end)
         {
-            using (var cn = new MySqlConnection(Common.GlobalConfig.ConnectionString))
+            using (var cn = new MySqlConnection(Common.GlobalConfig.ConnectionString + "Allow User Variables=True;"))
             {
                 if (cn.State == System.Data.ConnectionState.Closed)
                 {