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Suggestion: Better model for tutorial #2

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Suggestion: Better model for tutorial #2

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21 changes: 9 additions & 12 deletions tutorials/cp-cap-java-service-reuse/cp-cap-java-service-reuse.md
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Original file line number Diff line number Diff line change
Expand Up @@ -106,35 +106,32 @@ Now that you have created your bookstore project, you need to define the domain

```CDS
namespace sap.capire.bookstore;

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@renejeglinsky renejeglinsky Jul 11, 2023

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I'd suppose the remove those blank lines. I understand that it improves readability, but in a tutorial where this is copied, it just increases the size of the document.

using { Currency, cuid, managed } from '@sap/cds/common';
using { sap.capire.products.Products } from '@sap/capire-products';

entity Books as projection on Products; extend Products with {
// Note: we map Books to Products to allow reusing AdminService as is
author : Association to Authors;
}

entity Authors : cuid {
firstname : String(111);
lastname : String(111);
books : Association to many Books on books.author = $self;
}

@Capabilities.Updatable: false
entity Orders : cuid, managed {
items : Composition of many OrderItems on items.parent = $self;
items : Composition of many {
book_ID : UUID;
amount : Integer;
netAmount : Decimal(9,2) @readonly;
};
total : Decimal(9,2) @readonly;
currency : Currency;
}

@Capabilities.Updatable: false
entity OrderItems : cuid {
parent : Association to Orders not null;
book_ID : UUID;
amount : Integer;
netAmount : Decimal(9,2) @readonly;
}
```

The domain model defines four entities:
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