25 lines
731 B
Markdown
25 lines
731 B
Markdown
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# relations
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[](https://pub.dartlang.org/packages/angel_relations)
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[](https://travis-ci.org/angel-dart/relations)
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Database-agnostic relations between Angel services.
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```dart
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// Authors owning one book
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app.service('authors').afterAll(
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relations.hasOne('books', as: 'book', foreignKey: 'authorId'));
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// Or multiple
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app.service('authors').afterAll(
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relations.hasMany('books', foreignKey: 'authorId'));
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// Or, books belonging to authors
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app.service('books').afterAll(relations.belongsTo('authors'));
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```
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Supports:
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* `hasOne`
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* `hasMany`
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* `hasManyThrough`
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* `belongsTo`
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* `belongsToMany`
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