Simplify the way to interact with posts and database

[CrochetFeve0251]

Is your feature request related to a problem? Please describe.
Today, when interacting with the database or with posts, it is up to the developer to handle the pagination of results.

Describe the solution you'd like
A collection or an iterator can be used for this.

Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.