final state of exercise 1

packages/bookstore/db/schema.cds

@@ -0,0 +1,35 @@
+namespace sap.capire.bookstore;
+
+// We reuse Products, which are Books in our domain
+using { sap.capire.products.Products as Books } from '@sap/capire-products';
+using { Currency, managed } from '@sap/cds/common';
+
+extend Books with {
+  author : Association to Authors;
+}
+
+entity Authors : managed {
+  key ID : Integer;
+  name   : String(111);
+  dateOfBirth  : Date;
+  dateOfDeath  : Date;
+  placeOfBirth : String;
+  placeOfDeath : String;
+  books  : Association to many Books on books.author = $self;
+}
+
+entity Orders : managed {
+  key ID : Integer;
+  OrderNo  : String @title:'Order Number'; //> readable key
+  Items    : Composition of many OrderItems on Items.parent = $self;
+  total    : Decimal(9,2) @readonly;
+  currency : Currency;
+}
+
+entity OrderItems {
+  key ID : Integer;
+  parent    : Association to Orders;
+  book      : Association to Books;
+  amount    : Integer;
+  netAmount : Decimal(9,2);
+}