From 1a21b3fba2f7ee60a2bd71c621e48407d8ea4254 Mon Sep 17 00:00:00 2001
From: Sergey Petushkov <petushkov.sergey@gmail.com>
Date: Thu, 28 Aug 2025 17:39:10 +0200
Subject: [PATCH 1/2] feat(crud): do not apply default sort option for views
 and timeseries COMPASS-9749

---
 .../compass-crud/src/stores/crud-store.ts     | 18 ++++++++++-----
 .../src/preferences-schema.tsx                | 22 ++++++++++---------
 2 files changed, 25 insertions(+), 15 deletions(-)

diff --git a/packages/compass-crud/src/stores/crud-store.ts b/packages/compass-crud/src/stores/crud-store.ts
index 94266d6a916..a955ee38c4a 100644
--- a/packages/compass-crud/src/stores/crud-store.ts
+++ b/packages/compass-crud/src/stores/crud-store.ts
@@ -269,6 +269,7 @@ export type CrudStoreOptions = Pick<
   | 'namespace'
   | 'isTimeSeries'
   | 'isSearchIndexesSupported'
+  | 'sourceName'
 > & {
   noRefreshOnConfigure?: boolean;
 };
@@ -1646,12 +1647,19 @@ class CrudStoreImpl
       countOptions.hint = '_id_';
     }
 
+    const isView = this.options.isReadonly && this.options.sourceName;
+    // Default sort options that we allow to choose from in settings will have a
+    // massive negative effect on the query performance for views and view-like
+    // collections in all cases. To avoid that, we're not applying default sort
+    // for those
+    const allowDefaultSort = !isView && !this.options.isTimeSeries;
+
+    const { defaultSortOrder } = this.preferences.getPreferences();
+
     let sort = query.sort;
-    if (!sort && this.preferences.getPreferences().defaultSortOrder) {
-      sort = validate(
-        'sort',
-        this.preferences.getPreferences().defaultSortOrder
-      );
+
+    if (!sort && allowDefaultSort && defaultSortOrder) {
+      sort = validate('sort', defaultSortOrder);
     }
 
     const findOptions = {
diff --git a/packages/compass-preferences-model/src/preferences-schema.tsx b/packages/compass-preferences-model/src/preferences-schema.tsx
index 8c8b7ba24f8..94c10b19942 100644
--- a/packages/compass-preferences-model/src/preferences-schema.tsx
+++ b/packages/compass-preferences-model/src/preferences-schema.tsx
@@ -37,10 +37,11 @@ const enableDbAndCollStatsDescription: React.ReactNode = (
 
 export const SORT_ORDER_VALUES = [
   '',
-  '{ $natural: -1 }',
   '{ _id: 1 }',
   '{ _id: -1 }',
+  '{ $natural: -1 }',
 ] as const;
+
 export type SORT_ORDERS = typeof SORT_ORDER_VALUES[number];
 
 export type PermanentFeatureFlags = {
@@ -630,23 +631,24 @@ export const storedUserPreferencesProps: Required<{
     global: true,
     description: {
       short: 'Default Sort for Query Bar',
-      long: 'All queries executed from the query bar will apply this sort.',
+      long: 'All queries executed from the query bar will apply this sort. Not available for views and timeseries.',
       options: {
         '': {
-          label: '$natural: 1 (MongoDB server default)',
-          description: 'in natural order of documents',
-        },
-        '{ $natural: -1 }': {
-          label: '$natural: -1',
-          description: 'in reverse natural order of documents',
+          label: 'MongoDB server default',
+          description: 'Return documents in natural order of documents',
         },
         '{ _id: 1 }': {
           label: '_id: 1',
-          description: 'in ascending order by id',
+          description: 'Return documents in ascending order by id',
         },
         '{ _id: -1 }': {
           label: '_id: -1',
-          description: 'in descending order by id',
+          description: 'Return documents in in descending order by id',
+        },
+        '{ $natural: -1 }': {
+          label: '$natural: -1',
+          description:
+            'Return documents in reverse natural order, but ignores existing indexes. ⚠️ Suitable if you use Compass only with development clusters. Avoid this option if you connect to production clusters as well.',
         },
       },
     },

From ec1b89dcf708c42d406e1ca0110c6816c42db0ed Mon Sep 17 00:00:00 2001
From: Sergey Petushkov <petushkov.sergey@gmail.com>
Date: Mon, 1 Sep 2025 13:12:54 +0200
Subject: [PATCH 2/2] chore(preferences): bolder font for not available

---
 .../compass-preferences-model/src/preferences-schema.tsx    | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/packages/compass-preferences-model/src/preferences-schema.tsx b/packages/compass-preferences-model/src/preferences-schema.tsx
index 94c10b19942..ccb9d08b250 100644
--- a/packages/compass-preferences-model/src/preferences-schema.tsx
+++ b/packages/compass-preferences-model/src/preferences-schema.tsx
@@ -632,6 +632,12 @@ export const storedUserPreferencesProps: Required<{
     description: {
       short: 'Default Sort for Query Bar',
       long: 'All queries executed from the query bar will apply this sort. Not available for views and timeseries.',
+      longReact: (
+        <>
+          All queries executed from the query bar will apply this sort.{' '}
+          <strong>Not available for views and timeseries.</strong>
+        </>
+      ),
       options: {
         '': {
           label: 'MongoDB server default',