Improves fields::RecipeCategory

cookbook/src/bin/show_recipes.rs

@@ -6,14 +6,10 @@ use self::models::*;
 use self::diesel::prelude::*;
 
 fn main() {
-    use cookbook::schema::recipes::dsl::*;
 
     let conn = establish_connection();
-    let result = recipes
-        .load::<Recipe>(&conn)
-        .expect("Error loading recipes");
-
-    println!("Here are {} recipes :", result.len());
+    let result = recipes::load_all(&conn);
+    println!("Here are {} recipes [{}]:", result.len(), result.len() * std::mem::size_of::<Recipe>());
     for rec in result {
         println!("*************\n{}\n({:?})", rec.title, rec.category);
         println!("-------------\n");