What is placeholder data? Placeholder data allows a query to behave as if it already has data, similar to the initialData option, but the data is not persisted to the cache.

Oct 26, 2023 · Given this, what I want to do is poll for updated data as needed (either on component mount or at other frequencies) and merge that into the data already stored in cache with ReactQuery …

The REST end point I am hitting has a timestamp parameter which I need to use to poll the data from the endpoint. I would like to update that parameter with every subsequent poll.

Jul 3, 2024 · We make use of Placeholder in forms, to show data related to the entity. For example let's say we have an EditUser page and form. We are using Placeholder as an example while viewing this …

Sep 1, 2024 · This article provides a guide to implementing a reusable polling mechanism between the front end and server, along with an example architecture of a React component suited for polling.

Instead of hard-coding alert and event values into Osquery queries, you can use placeholder fields to dynamically pass this data into queries. Placeholder fields function like parameters.

This comes in handy for situations where you have enough partial (or fake) data to render the query successfully while the actual data is fetched in the background.

Feb 16, 2022 · In this article, we will see how useQuery can ease our job in polling and refetching APIs conditionally with a small example. We will now dive into the requirements without further ado.

Jul 21, 2025 · In this article, we will see how useQuery can ease our job in polling and refetching APIs conditionally with a small example. We will now dive into the requirements without further ado.

Jun 18, 2025 · I need to put the query into a soft loading state (the existing data turns into placeholder data), wait for something else, and only then refresh the query.