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→Data model
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The app [[data model]] is defined through importing the cloud-service structure, also known as metadata. Modern cloud service is described as a set of [[entity|entities]] (objects, roughly equivalent to database tables). | The app [[data model]] is defined through importing the cloud-service structure, also known as metadata. Modern cloud service is described as a set of [[entity|entities]] (objects, roughly equivalent to database tables). | ||
An entity is a set of [[field]]s. For example, for Contact entity, fields are First name and Last name. A special type of entity field, called the lookup, represents a relationship between entities. For example, a Contact can have a parent - Customer. | An entity is a set of [[field]]s or attributes (similar to table columns). For example, for Contact entity, fields are First name and Last name. A special type of entity field, called the lookup, represents a relationship between entities. For example, a Contact can have a parent - Customer. | ||
The data model of a particular app is created by selecting a subset of cloud metadata. Later, you will be able to expand the data model by adding mobile-only entities. | The data model of a particular app is created by selecting a subset of cloud metadata. Later, you will be able to expand the data model by adding mobile-only entities. | ||