Apollo client usequery refetch. I’m having to create spurious .

Apollo client usequery refetch May 10, 2021 · Data becomes undefined in usequery of apollo client only when refreshing the page in the browser 14 Apollo Client client. Then your useQuery component renders again, checks if cache contains data for given query (it doesn't as new client is empty) and sends query again. apollo-client@2. I read somewhere notifyOnNetworkStatusChange to true would fix this. Jun 8, 2022 · Next. To tell Apollo Client where to look for the cached Book object, we can define a field policy read function for the book field: Apr 25, 2022 · I’m using apollo client 3 and Strapi 4. Sep 21, 2021 · 他の処理方法についてはこれだけでセクションになっている Handling operation errors - Client (React) - Apollo GraphQL Docs; useLazyQuery. Jul 18, 2019 · Photo by Denis Degioanni on Unsplash. I read the source of apollo-cache-inmemory, it has a config argument in its constructor, but I can't build a dummy storeFactory to make it works. useQuery seems to only work with the exact names loading, error, and data, and you can’t have more than one, of course, since those are declared constants. Filter using useQuery, variables and refetch. My local state contains two tabs that are supposed to fetch either active data or draft data. For example: const [updateName] = If options. They have their federation to evolve. When the query first loads (when the component mounts), it works very well and I manage to paginate the data with fetchMore. js component to fetch the channelid from the cache and it's working perfect. Jul 30, 2021 · Hey all, I’m using apollo-client and am experiencing a problem where I am trying to refetch some data with new variables and it is only re-running the query with the original query’s variables. 5. Is it possible to clear the data object before callin When you input data - mutation is triggered via one apollo client, but right afterwards it triggers a query to another apollo client, which takes 30 seconds or so. Aug 27, 2020 · I used useQuery and refetch (in useEffect) in 1 component to fetch the data. Actually I checked the Apollo Server and in both methods the new variables get passed, but the new Data is not updated. It seemed that doing the above wasn't enough, so I had to set certain queries as fetchPolicy: 'network-only' on the server's apollo-client too. In the following course, we'll connect our app to live data using a REST data source and write our first resolvers to provide that data to clients. refetchQueries is an array of strings then Apollo Client will look for any queries with the same names as the provided strings and will refetch those queries with their current variables. js re-renders pages when navigation occurs and in your example you recreate Apollo Client every time it happens. Oct 29, 2019 · I'm having a similar problem, and did find a temporary solution. Use cases: Pass true directly, and it correctly skips. Apollo Client supports two strategies for this: polling and refetching If true, perform a query refetch if the query result is marked as being partial, and the returned data is reset to an empty Object by the Apollo Client QueryManager (due to a cache miss). Nov 26, 2018 · In a react login component, I'd like to refetch and update the navbar component once login is successful. (Apollo client with useQuery) 0. So as an example for using graphql HOC you could try to do: This is the Apollo cache at work! Next, let's learn some techniques for ensuring that our cached data is fresh. The code below will run the query with {name: “”} for both. This makes it very similar to executing a query in useEffect with no dependencies. All we need to do is to call . Something along these lines: const { refetch: getResetLink, loading, data } = useQuery(FORGOT_PASSWORD, { skip: true } ) then in onSubmit getResetLink({ email }) Jan 17, 2022 · Hello, I'm trying to use useLazyQuery to trigger a query on click on a button. Our prior expectation regarding refetchQueries was that it should refetch the query if the query is currently active, but if there is no active query it just skips the refetch. Apollo-Client Refetch Question I am wondering about the refetch function returned from useQuery , as well as the inputs of refetchQueries passed in the options of queries/mutations (which I think behaves the same way as refetch ). Docs Search Apollo content (Cmd+K or /) Launch GraphOS Studio . If you want to refetch multiple entities you could have a top level useState that is called for instance fetchAll and: Aug 16, 2023 · Hey everyone, I talked with the Apollo Client team and have an update: From the AC maintainers, this has been one of those issues where one group of people think the old behavior was a bug, but other groups of people think this new behavior is a bug, so we chose a path forward that at least has a solution for both groups, even if that requires Jun 9, 2021 · Hello, I’m using Apollo Client to paginate a feed of data. 0-rc-4. now()); // call the refetch when handling click. For example, if you use a cache-first fetch policy and call getUsers with data in the cache, you won’t see a network request and instead it will resolved with your cached data Jan 2, 2020 · Intended outcome: I am using refetch from useQuery hook in order to retry if something fails or timeout (remote graphql taking too long). To run a query within a React component, call useQuery and pass it a GraphQL query string. I have a page 1 with the first 10 items and I am calling the server to fetch first 10 items, works ok. Oct 1, 2021 · when I use useLazyQuery(), it returns query function and refetch. Versions. Is there a difference in its behavior? refetch function is undefined until query function is initially called so I need to do the following: const [getUsers, {data, called, refetch}] = useLazyQuery(SOME_QUERY) const fetchFn = called ? refetch : getUsers // use fetchFn when needed Can’t I simply use getUsers everywhere I need Jul 21, 2021 · ApolloClientにて、useMutationでデータを更新した後にuseQueryのデータを再取得する方法に関して ざっと調べた結果です。 useQueryのrefetch関数を利用する。 useQuery関数の戻り値に含まれるrefetch関数を実行することで、データの再取得ができます。 In Apollo Client, the recommended way to send these followup queries is with the fetchMore function. the action flow is following: Fetch query with variables A ==> Get result A. readQuery returning null when data is in the cache Dec 24, 2020 · When React mounts and renders a component that calls the useQuery hook, Apollo Client automatically executes the specified query. For example rerendering on window focus is a default setting, which causes the hook to refetch and therefore rerender on every window focus (for example when clicking on devtools and click back into the DOM. Jun 16, 2021 · So I'm trying to remove the auth cookie, and then refetch the query. Updating cached query results. Jun 2, 2019 · npx create-react-app apollo-refetch cd my-app npm start. 4 releases, you might find some success with the solution in this discussion (instead of calling the refetchQueries function provided by useMutation, call the refetch function returned by useQuery inside the mutation’s onCompleted callback). apollo-client refetch queries. The Apollo client provides two ways to send GraphQL queries: Using the query method, Using the useQuery React hook ; The useQuery React hook allows you to pass a GraphQL query and will take care of Sep 22, 2023 · Hi, I am also having an issue with refetch, startTransition and React Native. You can do this with the refetch function from useQuery: Apollo Client supports two strategies for this: polling and refetching. I’ve created a query that takes the active status to fetch the data from. and then make sure my Apollo client Oct 28, 2019 · Apollo Client version: 2. Oct 17, 2020 · How to prevent unnecessary refetch using Apollo Client useQuery hook? 0. Apollo Client (Web) - v3 (latest) Introduction Why Apollo Client? Get started Changelog. In that time it is possible to update input again - and in that case, I would like to cancel the previous request and trigger a new one. If you are reading this in 2020 or beyond; I am pretty much sure that you likely be using Apollo client useQuery hook. Caching query results is handy and easy to do, but sometimes you want to make sure that cached data is up to date with your server. Now that you're familiar with both, you can begin to take advantage of Apollo Client's full feature set, including: Jul 26, 2020 · A component that is wired with useQuery can easily do this with help of refetch functionality when refetch is called is will execute the same query again and re-renders the page to show the new data. Jan 28, 2022 · Apollo is probably keeping data in cache and not updating it, i don't know how to update the cache only of this specific query, but all programatically because the user will be redirect via Vue Router. 9". Oct 6, 2021 · Apollo client refetch inactive queries. After upgrading @apollo/client to the v3 range, my (local) server was being spammed by requests. Aug 9, 2019 · Intended outcome: I want to refetch data with dynamic variables. The default value is false for backwards-compatibility's sake, but should be changed to true for most use-cases. I talked to @jbaxleyiii and @peggyrayzis on Slack about this but I thought I'd document it incase anyone else is having a similar issue Apollo useQuery() - "refetch" is ignored if the response is the same. query on our apollo client instance. watchQuery, and it's also provided by the useQuery hook: Mar 7, 2017 · Issue Description When I try to use useQuery with the next configuration: const { loading, error, refetch } = useQuery(GET_LOCATIONS, { skip: true, fetchPolicy: "network-only", notifyOnNetworkStatusChange: true, onCompleted }); I'm waiti Jun 12, 2020 · const [fetch, setFetch] = useState(null); const query = useQuery(["endpoint", fetch], fetchData); const refetch = => setFetch(Date. Fetch the same query with variables B ==> Get result B. – Herku Jul 22, 2019 · I tried to refetch by using the refetch method and also by just updating the state. I think this option could be super useful for things like infinite scroll pagination or filtering - one can set the variable on runtime and fetch the updated data to update the store with new data. When your component renders, useQuery returns an object from Apollo Client that contains loading, error, and data properties you can use to render your UI. The only difference really is how you run the query. To tell Apollo Client where to look for the cached Book object, we can define a field policy read function for the book field: Oct 28, 2019 · Apollo Client version: 2. Importing directly client from the apollo definition prevents against recreating a new client at location change. I call the next page, this time with an extra variable (something like skip) and the next 10 items get fetch ok. This way it'll stay However, my issue was caused because I'm using apollo-client on the server, to query my Hasura db. resetStore() 1. Apollo client issues in next. ; Pass false directly, and it correctly triggers an HTTP request. 3 and apollo-client v2. Sorry to open this again but the fix mentioned in #6190 #6752 did not fix the problem, please see the thread I'm using @apollo/client: ^3. Apr 5, 2022 · How to prevent unnecessary refetch using Apollo Client useQuery hook? 11. Apollo Client Dec 19, 2017 · I'm using apollo-client, apollo-link and react-apollo, I want to fully disable cache, but don't know how to do it. Polling provides near-real-time synchronization with your server by causing a query to execute periodically at a specified interval. And when using infinite scrolling, only the first page will be refetched. Is it possible to refetch "all instances of a query" ie regardless of variables? Beyond doing something like resetStore()? We'll also see how to test a React component that makes use of Apollo React hooks using MockedProvider available from @apollo/react-testing. index. // apollo config file export const client = initApollo() Aug 14, 2019 · The Apollo Client documentation isn't explicit about this, but useLazyQuery, like useQuery, fetches from the cache first. 1 on a React Native project and I'm facing the same issues, useLazyQuery does not run onCompleted after I call it a second time. I tried different fetchPolicy setting, and only with 'cache-and-network' and repeated variables returned loading true on refetch. 1. Refetch will always update the cache by default. Instead of recommending a particular pagination strategy, Apollo Client provides flexible cache APIs that help you merge results from a paginated list . userId }, onComplete: (data) => { //call Jul 19, 2020 · refetch is a function to refresh query result from Apollo query. 0 . Use React 18 Suspense features with Apollo Client. Here's my component: export default { components: Jul 10, 2020 · I'm currently trying to mock the useQuery from index. I This is the Apollo cache at work! Next, let's learn some techniques for ensuring that our cached data is fresh. Jun 28, 2021 · In this example you need to get the ID first so you can then use it to find the birthday in the second query. Defaults to "cache-first". While Apollo Client’s A is fairly intuitive and well-documented, handling cache updated following a mutation can be a pain point. 3. If true, perform a query refetch if the query result is marked as being partial, and the returned data is reset to an empty Object by the Apollo Client QueryManager (due to a cache miss). mutate({ variables: { input: { email, Nov 16, 2020 · In this example, we use the readQuery and writeQuery APIs to write the new value of the todos list which contains the todo we created in the mutation. Sep 15, 2017 · Apollo Client useQuery react hook for GET requests. As a workaround, for the few tests that utilize refetch I had to physically mock the useQuery function and provide mock functions for the return of refetch; for our custom hook (where an overridden useQuery hook is exported as default), it looked something like this: In Apollo client you can specify fetchPolicy: network-only to always get updated data without refreshing the page There is one more option provided by Apollo is refechQueries you can use this also. In Giving React + GraphQL a Lift with Apollo-Boost, I demonstrated how to get React application Jun 30, 2017 · On the frontend, I am using ReactJS and trying to build-in a filtering option to a list view. Interesting, so refetch seems to try reading from the store before sending a query if forceFetch is not true. However, when I click on the second tab Sep 1, 2020 · When React mounts and renders a component that calls the useQuery hook, Apollo Client automatically executes the specified query. S Most Api of urql is adopted from Apollo Client so it's easy to migrate. Jul 31, 2021 · Found the answer myself. Apollo Client supports two strategies for this: polling and refetching Nov 21, 2019 · The newData solution didn't work for me with apollo client @2. Oct 31, 2023 · There seems to be an optimization in place to prevent redundant re-renders when useQuery produces the same response, but I believe that same code path is inadvertently preventing a re-render when that hook's refetch passes a new set of variables to execute a new query. ; Pass a variable with a true value, and it correctly skips. Feb 24, 2019 · Note: The React Apollo component uses Apollo Client’s watchQuery functionality, so if you would like to set defaultOptions when using , be sure to set them under the defaultOptions. Dec 10, 2021 · The Apollo Client useQuery hook automatically executes the corresponding query when the component renders. May 2, 2023 · Hey there 👋 One of the biggest differences between the two functions is that refetch will guarantee a network request, whereas the query function returned by useLazyQuery will adhere to the fetchPolicy you have set. Apollo Client allows you to make local modifications to your GraphQL data by updating the cache, but sometimes it's more straightforward to update your client-side GraphQL data by refetching queries from the server. 7. In this article, we explore them by example. I had an issue where the loading property was not true when performing a refetch. The fix would be to change the condition !forceFetch to fetchType !== FetchType. and then make sure my Apollo client Jul 10, 2019 · From apollo docs. Refer to the zen-observable documentation for additional context and API options. Is my expectation wrong? Or is something regarding caching going on that is not mentioned in the React Apollo docs? Nov 23, 2019 · Im using Apollo 3. A quick note about this example, this is only demonstrating a case for this post but generally, if you are using Apollo GraphQL in this situation then you would expect the first query to also return the birthday and you wouldn’t make two requests here. It doesn't seem to negatively impact anything as far as I can tell, but it's a bit noisy to see in the test output. Like: useEffect(() => { const data = executeQuery() }, []) The issue: Hello, so I've been using apollo-client for a while on my ReactJS application. Sep 25, 2021 · Using "@apollo/client": "3. Although it doesn't look like anything in the docs, the following worked: const handleMarkAsVIP = ( customerId: string ) => { markAsVIP Sep 25, 2018 · Intended outcome: refetch should always work correctly Actual outcome: refetch sometimes triggers twice, one with the new variables (which is correct) and after that with the initial variables How Oct 6, 2021 · We're also seeing this. Actual outcome: refetch triggers the new request but didn't update the loading state variable. The other potential additional info I think might be relevant is that the refetch is being performed in a child component (react). Once everything is loaded and the server is running, you’ll see a spinning graphic of an atom. Every time a variable prop is changed it fetches the results according to the filters, when the results from the server are empty list [], the refetch() method returns the cached results and not the empty list []. Hooks . When React mounts and renders a component that calls the useQuery hook, Apollo Client automatically executes the specified query. But what if you want to execute a query in response to a different event, such as a user clicking a button? Nov 4, 2020 · As a workaround, for the few tests that utilize refetch I had to physically mock the useQuery function and provide mock functions for the return of refetch; for our custom hook (where an overridden useQuery hook is exported as default), it looked something like this: The Apollo Client approach. The funny thing is, that if I just use another default value in the state, it works fine. When I do, I am getting this error: Typeerror: undefined is not an obj Jul 26, 2020 · A component that is wired with useQuery can easily do this with help of refetch functionality when refetch is called is will execute the same query again and re-renders the page to show the new data. Viewed 2k times 4 I'm having a query that Aug 5, 2019 · Apollo Client lazy refetch. Using fetchPolicy='cache-and-network' in useQuery in apollo Oct 23, 2020 · I am using refetch() whenever the variables of the useQuery changes in order to filter the list. Don't waste your time on Apollo. We used React, Apollo Client, and the useQuery hook to perform a query on our GraphQL server and to display our tracks in a nice grid card layout. But what if you want to execute a query in response to a different event, such as a user clicking a button? The useLazyQuery hook is perfect for executing queries in response to events other than component rendering. . field, regardless of which pagination strategy your GraphQL server uses. refetch || !forceFetch. Hot Network Questions "Immutable Jan 21, 2023 · Hey, So I have a table with offset / limit pagination. My main problem is to set the default “all” filter. I’m having to create spurious Oct 31, 2022 · in apollo client pagination configuration with "merge" function, existing cached data always is empty even after calling fetchMore 14 Apollo Client client. That way the server could query the latest data, and thus, would serve it to the client. Jun 21, 2018 · For Apollo client 3, you can simply use setContext for async operations: Apollo: Refetch Queries with Delay. writeQuery with the same query. I've just noticed that sometimes when I use the useQuery hook, the execution completely ignores the skip I have a query like this, const { data, error, refetch } = useQuery(QUERY, { fetchPolicy: "network-only", nextFetchPolicy: "network-only" }) When I call refetch and if the API returns an error, bot Jul 28, 2021 · FYI there has been an important change to my answer. There is a particular scenario I’m trying to understand how does Apollo client handle it and what I could potentially do to maintain some of the data, what I mean: Let’s say I navigate to the second page of my table with a limit of 10 items which I have fetched using If I use the refetchQueries option on a mutation and pass in a name of a query that hasn't run yet, I get an APOLLO_MUTATION_ERROR: This is my mutation: export const createLook = (input) => ({ muta Apr 16, 2021 · in apollo client pagination configuration with "merge" function, existing cached data always is empty even after calling fetchMore 1 Apollo Client cache doesn't update on query when variables are changing Jun 25, 2017 · Could you recommend something to read about Apollo Client caching, watched queries and subscriptions? Official docs seem quite vague about these topics and Apollo Client module in general, I can't make much sense of it. I was hoping that I could use a refetch (returned from useQuery) to pull only from the cache, but from debugging and looking throug Jul 26, 2018 · I'm using Apollo Client's &lt;Query&gt; within a component that is re-rendered when state is changed within a lifecycle method. Oh and the refetch function actually works :) P. Share Jun 19, 2021 · Apollo useQuery() - "refetch" is ignored if the response is the same apollo's useQuery data does not update after client. Data updates, but onCompleted never gets called again. Its easy, maintained since years and years, and extremely well documented. useQueryはそのコンポーネントがレンダリングされた時に自動で実行されるが、useLazyQueryはなんらかのイベントでクエリを実行する Sep 23, 2019 · Container makes the request const { data, refetch } = useQuery<Viewer>(VIEWER);, successfully receives the response and saves it in the data property that I use to read . When querying the cache or doing something like a refetchQueries, you need to be aware of the given variables used as apollo-client tracks these queries separately in the cache. Jul 18, 2021 · How to use apollo client without hooks. 0. How to modify when using GraphQL and Apollo. But refetch with repeated variables return loading true, as i need. 3. Viewed 2k times The callback options object param consists of the current Apollo Client instance in client, and the received subscription data in subscriptionData. So, how do we use apollo client without hooks? It is actually very similar to how you would use apollo client with hooks in the sense of how you create a query. 1. Hot Network Questions Aug 4, 2021 · When using refetch of useQuery hook the data object is still defined. In another component, I used readQuery to read the cache but the cache is not getting updated properly, sometimes it is but sometimes it is not (look likes having some kind of race conditions) Jun 29, 2020 · @apollo/client error-React Hook "useQuery" is called in function which is neither a React function component or a custom React Hook function 3 Apollo GraphQL query inside of react custom hook Seeing strange behavior where useQuery hook doesn't trigger re-render when the query is included inside useMutation's refetchQueries array as an object with no variables. Actual outcome: Setting skip to true does not skip the query when refetch is used. Ask Question Asked 3 years, 2 months ago. React Apollo Client - modify query data before it goes to cache apollo client refetching (Edited) Refetching with the generated query type seems to work different from the refetch function in Apollo Client useQuery. Intended outcome: It only triggers the query when I click on the button (execQuery()) Actual outcome: After clicking once on the button, it triggers the query Oct 4, 2021 · I can try put useQuery's refetch to the context and use it everywhere rather than refetchQueries prop, but is there a better way to achieve that without that dirty hack - either make loading work or subscribe to that info using apollo client? ObservableQuery functions. ts import { useQuery } from "@apollo/react-hooks&quot;; import { MENU Oct 15, 2020 · Alternatively you could use useQuery with skip option and the refetch result function. When you use useQuery, you can later use refetch to refetch the data. 2. const { loading, error, data, refetch } = useQuery(GET_ARTICLES); So our solution is to refetch article list after Sep 17, 2024 · The Apollo GraphQL client allows you to easily refetch query results, which can come in super handy if you need to refresh data after some user action on the page. 4, client built in React, using hooks. Nov 14, 2021 · The refetch will return a promise, just await it and parse the resolved promise like: const {data} = refetch(); More here:Refetching queries in Apollo Client - Apollo GraphQL Docs Oct 1, 2021 · I can try put useQuery's refetch to the context and use it everywhere rather than refetchQueries prop, but is there a better way to achieve that without that dirty hack - either make loading work or subscribe to that info using apollo client? Refetch lazy query load() returns false if it is not the first time the query is activated. I actually copied your Apollo Client refetch test inside our codebase and adapted to React Native render etc and it does indeed show the Suspense Fallback UI ! So it DOES seem an issue with React Native. viewer from and set it as my current user. To fix this, create your ApolloClient in global scope. js , javascript, graphql, react js. I also tried different fetch-policies without any luck. But Oh-My, this was hard to trace down. This works perfect, I use the useQuery hooks @client in the Messages. Help Aug 10, 2020 · I have a flatlist in react-native and I am trying to refetch the data when pulling it down (the native refresh functionality). watchQuery property. Aug 27, 2019 · I am attempting to use the Apollo GraphQL Client for React Native. here's the simplified version of code Mar 28, 2018 · I'm wondering if because the query's name doesn't change when the props are updated, it's not triggering a refetch. How to reproduce the issue: Create a query with skip params while also using refetch. 2. Jul 14, 2022 · This is working however the default behaviour of Apollo is not to refetch when there is cached data. Everyone else moved on to URQL and so should you. The useQuery and useMutation hooks together represent . However, in some parts of my app I need to do a mutation on the GraphQL data, in such a way that the interface should not be expos Oct 8, 2023 · Why `refetch` in "useLazyQuery" of Apollo-client, doesn't causing component re-rendering or update `data` in next js? How to use apollo useQuery in Sep 8, 2021 · I'm having some issues finding a clean way of returning results from inside a method to my template using Apollo v4 and Vue 3 composition API. js component I write the channelid of the clicked Channel to the apollo-cache. I Since 3. Jun 29, 2022 · refetch. – Jul 28, 2020 · Currently, Apollo Client's pollInterval refetches every n milliseconds, regardless of whether the user is actively using the page or not, which isn't Oct 26, 2020 · When i set new variables at first time - refetch does not trigger loading as true and networkStatus always 7. Their focus is different now. This seems undesirable because the variables returned by the hook may fall out of sync with the actually executed request. Publication date Sep 4, 2019 · In the smaller Channel. May 23, 2021 · Until 3. client: ApolloClient: An ApolloClient instance. useQuery gql once from the db and then from the cache after the first request. For simple mutations that Aug 16, 2020 · refetch should be in the result useQuery so I don't know what is wrong here. NOTE: I'm using react-apollo v2. I have a custom merge and read function purposed for my needs. I fetch list of items that I render on a screen using GET_ITEMS query (first and last argumen The Emergence of Apollo Client useQuery Hooks; have changed everything. Polling. In a case like this, we know that the second query's data might already be in the cache, but because that data was fetched by a different query, Apollo Client doesn't know that. However we've notice after using this property we have some use case where we end up in infinite refetch loop with no good explanation. You can use this to refetch the query with refetch() in case the user clicks on the button again, meaning load() returns false. 4. It will type your variables but cannot guarantee they will work with the specified query (the main point of typing these in the first place) and as a result add misdirection to anyone reading your code. The list view correctly getting data from graphql endpoint by issuing this graphql query: query getVid Aug 16, 2022 · なお、Apollo Clientで読み込んだデータはキャッシュされます。たとえば、秋田犬(akita)を選んでからブルドッグ(bulldog)に切り替え、そのあと秋田犬に戻すと、画像はすぐに表示されるはずです。 サンプル002 React + TypeScript: Apollo Client Queries 02 Aug 11, 2022 · Apollo useQuery() - "refetch" is ignored if the response is the same. Feb 7, 2021 · Another thing to consider is the default configuration of you useQuery() hook which is provided by the QueryClient. How to wait for multiple useLazyQuery in react-apollo. UPDATE: it is -> facebook/react-native#42101 (comment) May 19, 2021 · Can we change the fetchPolicy if we use the refetch? I have this kind of code Basically, it is using the default fetchPolicy, and would it be possible to change this policy once we use the refetch method so I can be able to fetch the latest data? Jun 22, 2022 · This seems to be an obvious question, but I’m having a hella time finding an answer. Modified 3 years, 2 months ago. fetchPolicy: FetchPolicy: How you want your component to interact with the Apollo cache. I tried both using Subscription component and subscribeToMore to call "refetch" method in Query's child component but both methods cause infinite re-fetches. You answer helped me to solve a problem but don't understand what stand behind the mechanism you described. To enable polling for a query, pass a pollInterval configuration option to the useQuery hook with an interval in milliseconds: Jun 2, 2019 · There are several techniques for refetching data. One way we could omit needing to write this update function is if the mutation response returned the entire list of new todos in the mutation response, but that’s not always possible. But what if you want to execute a query in response to a different event, such as a user clicking a button? If true, perform a query refetch if the query result is marked as being partial, and the returned data is reset to an empty Object by the Apollo Client QueryManager (due to a cache miss). This function is a member of the ObservableQuery object returned by client. ApolloClient Observables extend the Observables implementation provided by zen-observable. Fetching Jul 24, 2018 · I just use subscription here as a notification trigger that tells Query to refetch. I'm not really sure if its an intended behavior or a bug so I'm posting this as a question. Apr 6, 2022 · Apollo Client - useQuery - how to set parameter as optional. You can call useQuery Hook as many times as you want to execute the both queries. ts, however I cannot do it as the useMenu is a readonly value. const loginUser = () =&gt; { props. And useQuery as well, refetch doesn't trigger onCompleted and neither after I make for example a client. If there is no change between queries, it will not refetch using a network call. I was hoping that I could use a refetch (returned from useQuery) to pull only from the cache, but from debugging and looking throug The Apollo Client approach. Apollo Client react hooks API reference Saved searches Use saved searches to filter your results more quickly Jan 20, 2021 · I'm using Apollo client 3 and trying to build an editable table I have multiple API mutations and I should trigger the refetchQueries after the last mutation. const {data, loading, error, refetch} = useQuery(GET_USER_CART, {variables: {}}) const [deleteProduct, { loading: deleteLoading, error: deleteError }] = useMutation(DELETE_FROM_CART, { variables: { productId, userId: cart?. readQuery returning null when data is in the cache Jun 5, 2019 · Refetch Strategies for Apollo’s GraphQL client was originally published in Hacker Noon on Medium, where people are continuing the conversation by highlighting and responding to this story. Modified 2 years, 8 months ago. 6. The option referred to as "short answer option 2" does not work as intended. Apollo Client's core API for performing GraphQL operations. Is it possible to run more than one query with the useQuery hook a single component? Independent queries, in fact. Apr 13, 2020 · I realized that I was rendering calling initApollo() in the render of App, which ended in recreating an Apollo Client every time the location was changing. Setting skip to true in useQuery params should skip the query. But I think that using a mutation or useLazyQuery seems to be better suited for your use case. Data becomes undefined in usequery of apollo client only when refreshing the page in the Mar 25, 2019 · According to this, the networkStatus should be 4 (refetch), and thus loading should be true. I don't understand how to phrase it - can anyone provide an example? I'm realizing the problem is probably either my refetch is not properly phrased, or maybe the store is only hitting the cached query. I expect that running the refetch() function will refetch the query, which will return the empty data object (because there isn't any auth token anymore), and rerender the component to now display the "login" button. Ask Question Asked 2 years, 8 months ago. I wish to have my &lt;Query&gt; component re-run the query because I In a case like this, we know that the second query's data might already be in the cache, but because that data was fetched by a different query, Apollo Client doesn't know that. Apr 20, 2016 · Does apollo client support this yet? I see refetch function, but it works like refresh button, which wouldn't be helpful if someone wants to change the variables and then refetch the query. However, seeing this makes me feel like this is an intentional behavior of Apollo Client? Jul 6, 2022 · Hi, I've stumbled on an issue with auto refetching. zssa qyyfikg jbxnjpy qdyyc rmd dvvwlv anjrph ystdsa mfjq ybrfkg