perf(query): optimize result loading and connection reuse

packages/app-tests/queryStore.test.ts

@@ -4083,9 +4083,12 @@ test("query execution keeps automatically counting total rows in the background"
   const restoreStorage = installMemoryStorage();
   setActivePinia(createPinia());
   const connectionStore = useConnectionStore();
+  const settingsStore = useSettingsStore();
   const store = useQueryStore();
   const originalFetch = globalThis.fetch;
 
+  settingsStore.updateEditorSettings({ autoCalculateTotalRows: true });
+
   connectionStore.addEphemeralConnection(conn("conn-1"));
   const tabId = store.createTab("conn-1", "db", "Query", "query", "public");
   const tab = store.tabs.find((item) => item.id === tabId);
@@ -4168,9 +4171,12 @@ test("paginated query execution keeps the previous total while refreshing it in
   const restoreStorage = installMemoryStorage();
   setActivePinia(createPinia());
   const connectionStore = useConnectionStore();
+  const settingsStore = useSettingsStore();
   const store = useQueryStore();
   const originalFetch = globalThis.fetch;
 
+  settingsStore.updateEditorSettings({ autoCalculateTotalRows: true });
+
   connectionStore.addEphemeralConnection(conn("conn-1"));
   const tabId = store.createTab("conn-1", "db", "Query", "query", "public");
   const tab = store.tabs.find((item) => item.id === tabId);