Update .net core project

Src/Asp.NetCore2/SqlSugar/Abstract/SqlBuilderProvider/UpdateBuilder.cs

@@ -365,9 +365,16 @@ namespace SqlSugar
                     return value;
                 }
                 else if (UtilMethods.IsNumber(type.Name)) 
+                {
+                    if (value.ObjToString().Contains(","))
+                    {
+                        return $"'{value}'";
+                    }
+                    else
                     {
                         return value;
                     }
+                }
                 else
                 {
                     return "N'" + value.ToString() + "'";