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Reactive Web - How to handle custom pagination in Data Grid?

I'm working as a Junior Developer on an internal project for a retail/supermarket management ecosystem (Grupo Dal Pozzo).

In our current backlog, we are building a screen that displays large volumes of operational data using the OutSystems Data Grid component in a Reactive Web Application.

To improve performance and meet specific business requirements for our operational teams, I need to implement custom pagination instead of using only the default out-of-the-box grid pagination.

What I'm trying to achieve:

  1. Handle page switching and page size changes via custom logic/events to control data fetching efficiently.

  2. Ensure custom filters applied outside the grid interact seamlessly with the paginated dataset.

Questions / Difficulties:

  • What is the recommended approach or best practice to trigger server-side data fetching when changing pages in the Data Grid?

  • Are there specific client actions or Data Grid events I should bind to handle custom pagination without breaking grid features (like sorting/exporting)?

Any advice, code snippets, or sample OML files would be greatly appreciated!

2026-01-28 16-57-48
Mihai Melencu
Champion

Hi @FELIPE IENSEN ,


You can check the two official examples that cover most of this use case:

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