From c245a7d2e3634e92c30b42aef13a5452cefa3716 Mon Sep 17 00:00:00 2001
From: Raashish Aggarwal <94279692+raashish1601@users.noreply.github.com>
Date: Sun, 24 May 2026 15:26:23 +0530
Subject: [PATCH 1/2] fix(solid-query): fetch on status-only reads

---
 .changeset/solid-query-status-resource.md     |  5 +++
 .../src/__tests__/useQuery.test.tsx           | 35 +++++++++++++++++++
 packages/solid-query/src/useBaseQuery.ts      | 29 +++++++++++++++
 3 files changed, 69 insertions(+)
 create mode 100644 .changeset/solid-query-status-resource.md

diff --git a/.changeset/solid-query-status-resource.md b/.changeset/solid-query-status-resource.md
new file mode 100644
index 00000000000..12a340a386f
--- /dev/null
+++ b/.changeset/solid-query-status-resource.md
@@ -0,0 +1,5 @@
+---
+"@tanstack/solid-query": patch
+---
+
+Start Solid query resources when status fields are read so curried `queryOptions` fetch on mount without requiring `data` access.
diff --git a/packages/solid-query/src/__tests__/useQuery.test.tsx b/packages/solid-query/src/__tests__/useQuery.test.tsx
index 745a9ab1cc2..33994aaf2f5 100644
--- a/packages/solid-query/src/__tests__/useQuery.test.tsx
+++ b/packages/solid-query/src/__tests__/useQuery.test.tsx
@@ -30,6 +30,7 @@ import {
   QueryClient,
   QueryClientProvider,
   keepPreviousData,
+  queryOptions,
   useQuery,
 } from '..'
 import { Blink, mockOnlineManagerIsOnline, setActTimeout } from './utils'
@@ -244,6 +245,40 @@ describe('useQuery', () => {
     expect(rendered.getByText('test')).toBeInTheDocument()
   })
 
+  it('should fetch when a curried queryOptions result only reads status fields', async () => {
+    const key = queryKey()
+    const queryFn = vi.fn((slug: string) => `test-${slug}`)
+    const fetchQueryOptions = (slug: string) =>
+      queryOptions({
+        queryKey: [key, slug],
+        queryFn: () => queryFn(slug),
+      })
+
+    function Page() {
+      const options = fetchQueryOptions('slug')
+      const state = useQuery(() => options)
+
+      return (
+        <Switch>
+          <Match when={state.isPending}>pending</Match>
+          <Match when={state.isError}>error</Match>
+          <Match when={state.isSuccess}>success</Match>
+        </Switch>
+      )
+    }
+
+    const rendered = render(() => (
+      <QueryClientProvider client={queryClient}>
+        <Page />
+      </QueryClientProvider>
+    ))
+
+    expect(rendered.getByText('pending')).toBeInTheDocument()
+    await vi.advanceTimersByTimeAsync(10)
+    expect(queryFn).toHaveBeenCalledTimes(1)
+    expect(rendered.getByText('success')).toBeInTheDocument()
+  })
+
   it('should return the correct states for a successful query', async () => {
     const key = queryKey()
     const states: Array<UseQueryResult<string>> = []
diff --git a/packages/solid-query/src/useBaseQuery.ts b/packages/solid-query/src/useBaseQuery.ts
index 773d0719e0c..29ae33a87fa 100644
--- a/packages/solid-query/src/useBaseQuery.ts
+++ b/packages/solid-query/src/useBaseQuery.ts
@@ -99,6 +99,30 @@ const hydratableObserverResult = <
   return obj
 }
 
+const resourceTrackingProps = new Set<PropertyKey>([
+  'dataUpdatedAt',
+  'errorUpdatedAt',
+  'failureCount',
+  'errorUpdateCount',
+  'isError',
+  'isFetched',
+  'isFetchedAfterMount',
+  'isFetching',
+  'isLoading',
+  'isPending',
+  'isLoadingError',
+  'isInitialLoading',
+  'isPaused',
+  'isPlaceholderData',
+  'isRefetchError',
+  'isRefetching',
+  'isStale',
+  'isSuccess',
+  'isEnabled',
+  'status',
+  'fetchStatus',
+])
+
 // Base Query Function that is used to create the query.
 export function useBaseQuery<
   TQueryFnData,
@@ -381,6 +405,11 @@ export function useBaseQuery<
         }
         return queryResource()?.data
       }
+      if (resourceTrackingProps.has(prop)) {
+        // Solid resources are lazy, so status-only consumers still need to read
+        // the resource once to start the observer subscription and fetch.
+        queryResource()
+      }
       return Reflect.get(target, prop)
     },
   }

From 597b66867286139d9339887740dbf2f4a1958644 Mon Sep 17 00:00:00 2001
From: Raashish Aggarwal <94279692+raashish1601@users.noreply.github.com>
Date: Sun, 24 May 2026 22:48:17 +0530
Subject: [PATCH 2/2] fix(solid-query): track resource result fields

---
 .../src/__tests__/useQuery.test.tsx           | 32 +++++++++++++++++++
 packages/solid-query/src/useBaseQuery.ts      |  4 +++
 2 files changed, 36 insertions(+)

diff --git a/packages/solid-query/src/__tests__/useQuery.test.tsx b/packages/solid-query/src/__tests__/useQuery.test.tsx
index 33994aaf2f5..cec4d3a4a5e 100644
--- a/packages/solid-query/src/__tests__/useQuery.test.tsx
+++ b/packages/solid-query/src/__tests__/useQuery.test.tsx
@@ -279,6 +279,38 @@ describe('useQuery', () => {
     expect(rendered.getByText('success')).toBeInTheDocument()
   })
 
+  it('should fetch when a curried queryOptions result only reads resource fields', async () => {
+    const key = queryKey()
+    const queryFn = vi.fn((slug: string) => `test-${slug}`)
+    const fetchQueryOptions = (slug: string) =>
+      queryOptions({
+        queryKey: [key, slug],
+        queryFn: () => queryFn(slug),
+      })
+
+    function Page() {
+      const options = fetchQueryOptions('slug')
+      const state = useQuery(() => options)
+
+      void state.error
+      void state.failureReason
+      void state.refetch
+      void state.promise
+
+      return <div>mounted</div>
+    }
+
+    const rendered = render(() => (
+      <QueryClientProvider client={queryClient}>
+        <Page />
+      </QueryClientProvider>
+    ))
+
+    expect(rendered.getByText('mounted')).toBeInTheDocument()
+    await vi.advanceTimersByTimeAsync(10)
+    expect(queryFn).toHaveBeenCalledTimes(1)
+  })
+
   it('should return the correct states for a successful query', async () => {
     const key = queryKey()
     const states: Array<UseQueryResult<string>> = []
diff --git a/packages/solid-query/src/useBaseQuery.ts b/packages/solid-query/src/useBaseQuery.ts
index 29ae33a87fa..3d949b65153 100644
--- a/packages/solid-query/src/useBaseQuery.ts
+++ b/packages/solid-query/src/useBaseQuery.ts
@@ -101,8 +101,10 @@ const hydratableObserverResult = <
 
 const resourceTrackingProps = new Set<PropertyKey>([
   'dataUpdatedAt',
+  'error',
   'errorUpdatedAt',
   'failureCount',
+  'failureReason',
   'errorUpdateCount',
   'isError',
   'isFetched',
@@ -119,6 +121,8 @@ const resourceTrackingProps = new Set<PropertyKey>([
   'isStale',
   'isSuccess',
   'isEnabled',
+  'refetch',
+  'promise',
   'status',
   'fetchStatus',
 ])