snapshot of https://github.com/TanStack/query.git (main, 2026-09-16; blobs > 131072B omitted)

docs/framework/solid/guides/default-query-function.md

@@ -0,0 +1,53 @@
+---
+id: default-query-function
+title: Default Query Function
+ref: docs/framework/react/guides/default-query-function.md
+---
+
+[//]: # 'Example'
+
+```tsx
+// Define a default query function that will receive the query key
+const defaultQueryFn = async ({ queryKey }) => {
+  const { data } = await axios.get(
+    `https://jsonplaceholder.typicode.com${queryKey[0]}`,
+  )
+  return data
+}
+
+// provide the default query function to your app with defaultOptions
+const queryClient = new QueryClient({
+  defaultOptions: {
+    queries: {
+      queryFn: defaultQueryFn,
+    },
+  },
+})
+
+function App() {
+  return (
+    <QueryClientProvider client={queryClient}>
+      <YourApp />
+    </QueryClientProvider>
+  )
+}
+
+// All you have to do now is pass a key!
+function Posts() {
+  const postsQuery = useQuery(() => ({ queryKey: ['/posts'] }))
+
+  // ...
+}
+
+// You can even leave out the queryFn and just go straight into options
+function Post(props) {
+  const postQuery = useQuery(() => ({
+    queryKey: [`/posts/${props.postId}`],
+    enabled: !!props.postId,
+  }))
+
+  // ...
+}
+```
+
+[//]: # 'Example'