Search v1: Remove unnecessary subqueries (#72388)

* Add feature flag

* Introduce interface and dummy implementation

* Add tests for the new filter

* accessControlDashboardPermissionFilterNoFolderSubquery implementation

* join only if it's necessary

* force ordering for tests

* Temporarily enable new query for benchmarks

pkg/services/annotations/annotationsimpl/xorm_store.go

@@ -415,7 +415,11 @@ func (r *xormRepositoryImpl) getAccessControlFilter(user *user.SignedInUser) (ac
 			filterRBAC := permissions.NewAccessControlDashboardPermissionFilter(user, dashboards.PERMISSION_VIEW, searchstore.TypeDashboard, r.features, recursiveQueriesAreSupported)
 			dashboardFilter, dashboardParams := filterRBAC.Where()
 			recQueries, recQueriesParams = filterRBAC.With()
+			leftJoin := filterRBAC.LeftJoin()
 			filter := fmt.Sprintf("a.dashboard_id IN(SELECT id FROM dashboard WHERE %s)", dashboardFilter)
+			if leftJoin != "" {
+				filter = fmt.Sprintf("a.dashboard_id IN(SELECT dashboard.id FROM dashboard LEFT OUTER JOIN %s WHERE %s)", leftJoin, dashboardFilter)
+			}
 			filters = append(filters, filter)
 			params = dashboardParams
 		}

pkg/services/annotations/annotationsimpl/xorm_store_test.go

@@ -39,7 +39,9 @@ func TestIntegrationAnnotations(t *testing.T) {
 	}
 	sql := db.InitTestDB(t)
 	var maximumTagsLength int64 = 60
-	repo := xormRepositoryImpl{db: sql, cfg: setting.NewCfg(), log: log.New("annotation.test"), tagService: tagimpl.ProvideService(sql, sql.Cfg), maximumTagsLength: maximumTagsLength}
+	repo := xormRepositoryImpl{db: sql, cfg: setting.NewCfg(), log: log.New("annotation.test"), tagService: tagimpl.ProvideService(sql, sql.Cfg), maximumTagsLength: maximumTagsLength,
+		features: featuremgmt.WithFeatures(),
+	}
 
 	testUser := &user.SignedInUser{
 		OrgID: 1,