增加表关联新建功能，同时修复数据库bug

example/app/order.go

@@ -41,6 +41,7 @@ var orderCtr = Ctr{
 			"category_id": ctgOrderDate.GetCeilInt("category_id"),
 			"admin_id":    1,
 			"status":      1,
+			"name":        time.Unix(ctgOrderDate.GetCeilInt64("date"), 0).Format("2006-01-02 ") + ctgOrderDate.GetString("name"),
 		}
 
 		data["id"] = this.Db.Insert("order", data)
@@ -59,8 +60,11 @@ var orderCtr = Ctr{
 			return
 		}
 
-		data := that.Db.Select("order", Map{"[><]user": "order.user_id=user.id",
-			"[><]category": "order.category_id=category.id"}, "*", Map{"user_id": that.Session("id").ToCeilInt()})
+		data := that.Db.Select("order", "*", Map{"user_id": that.Session("id").ToCeilInt()})
+		for _, v := range data {
+			v["category"] = that.Db.Get("category", "*", Map{"id": v.GetCeilInt("category_id")})
+			v["parent_category"] = that.Db.Get("category", "id,name", Map{"id": v.GetMap("category").GetCeilInt("parent_id")})
+		}
 		that.Display(0, data)
 	},
 }