Module definitions | Chromia Docs

📄️ Entity

Entities in Rell are persistent data structures that reside in the database, not in memory. This means they offer

An object is similar to an entity, but there can be only one instance of an object:

A struct is similar to an entity, but its instances exist in memory, not in a database.

Enumeration types, or enums, creates maintainable sets of constants in Rell, enhancing code readability and preventing

Queries provide a controlled way to retrieve data in Rell.

Operations are declared using the operation keyword, followed by a unique operation name and a list of parameters

In Rell, functions streamline repetitive tasks by encapsulating reusable logic, such as validation or data retrieval.

Abstract modules and functions allow you to design reusable code components that you can adapt to specific needs within

Namespaces provide essential structure and clarity to your Rell projects, allowing for better organization and

The @external annotation allows a blockchain to access entities defined in another blockchain in the same container.

Entities, objects, operations, and queries have mount names: