update erm

erd.dbml

@@ -1,23 +1,20 @@
 // https://dbdiagram.io/d/
-// Kraut&Rübel ERD
+// Kraut&Rüben ERD
 
 Table Customer {
   id string [primary key]
+  address_id string
   first_name string
   last_name string
-  street string
   birth_date timestamp
-  house_number string
-  postal_code integer
   email string
-  phone integer
-  city string
+  phone string
 }
 
 Table Order {
   id string [primary key]
   customer_id string
-  invoice_amount integer
+  invoice_amount float
   order_date timestamp
 }
 
@@ -25,22 +22,19 @@ Table Ingredient {
   id string [primary key]
   designation string
   stock integer
-  net_price integer
+  net_price float
   unit string
-  carbonhydrates integer
+  carbonhydrates float
   calories integer
-  protein integer
+  protein float
 }
 
 Table Supplier {
   id string [primary key]
-  city string
-  street string
+  address_id string
   email string
   phone string
   supplier_name string
-  house_number string
-  postal_code integer
 }
 
 Table Recipe {
@@ -51,6 +45,14 @@ Table Recipe {
   instructions string
 }
 
+Table Address {
+  id string [primary key]
+  city string
+  street string
+  house_number string
+  postal_code integer
+}
+
 Table RecipeContainsIngredients {
   recipe string [primary key]
   ingredient string [primary key]
@@ -60,7 +62,7 @@ Table RecipeContainsIngredients {
 Table SupplierContainsIngredients {
   supplier string [primary key]
   ingredient string [primary key]
-  delivery_cost integer
+  delivery_cost float
   delivery_time integer
 }
 
@@ -71,9 +73,11 @@ Table OrderContainsIngredients {
 }
 
 Ref: Order.customer_id > Customer.id
+Ref: Address.id - Customer.address_id
+Ref: Address.id - Supplier.address_id
 Ref: SupplierContainsIngredients.supplier > Supplier.id
 Ref: SupplierContainsIngredients.ingredient > Ingredient.id
 Ref: OrderContainsIngredients.order > Order.id
 Ref: OrderContainsIngredients.ingredient > Ingredient.id
 Ref: RecipeContainsIngredients.recipe > Recipe.id
-Ref: RecipeContainsIngredients.ingredient > Ingredient.id
+Ref: RecipeContainsIngredients.ingredient > Ingredient.id