diff --git a/django/contrib/gis/db/backends/oracle/features.py b/django/contrib/gis/db/backends/oracle/features.py
index eae6fcfbd03b..9e9ea84cdad4 100644
--- a/django/contrib/gis/db/backends/oracle/features.py
+++ b/django/contrib/gis/db/backends/oracle/features.py
@@ -33,6 +33,8 @@ def django_test_skips(self):
             skips.update(
                 {
                     "Oracle 23ai unpacks 1-element geometry collections.": {
+                        "gis_tests.geogapp.tests.GeographyTest."
+                        "test05_geography_layermapping",
                         "gis_tests.layermap.tests.LayerMapTest."
                         "test_layermap_unique_multigeometry_fk",
                         "gis_tests.layermap.tests.LayerMapTest."
diff --git a/django/db/models/sql/compiler.py b/django/db/models/sql/compiler.py
index 4972f29d61a7..bbb83dee045f 100644
--- a/django/db/models/sql/compiler.py
+++ b/django/db/models/sql/compiler.py
@@ -1073,7 +1073,7 @@ def find_ordering_name(
         """
         name, order = get_order_dir(name, default_order)
         descending = order == "DESC"
-        pieces = name.split(LOOKUP_SEP)
+        pieces = self.query.get_names_to_join(name)
         (
             field,
             targets,
diff --git a/django/db/models/sql/query.py b/django/db/models/sql/query.py
index e3b97ec425bf..204a8e3a52f9 100644
--- a/django/db/models/sql/query.py
+++ b/django/db/models/sql/query.py
@@ -1485,6 +1485,13 @@ def try_transform(self, lhs, name, lookups=None):
                 "permitted%s" % (unsupported_lookup, output_field.__name__, suggestion)
             )
 
+    def get_names_to_join(self, expr):
+        """
+        Helper method for the resolution of expressions that could either be a
+        FilteredRelation alias or a field lookup.
+        """
+        return [expr] if expr in self._filtered_relations else expr.split(LOOKUP_SEP)
+
     def build_filter(
         self,
         filter_expr,
@@ -2276,10 +2283,11 @@ def add_fields(self, field_names, allow_m2m=True):
         try:
             cols = []
             for name in field_names:
+                names_to_join = self.get_names_to_join(name)
                 # Join promotion note - we must not remove any rows here, so
                 # if there is no existing joins, use outer join.
                 join_info = self.setup_joins(
-                    name.split(LOOKUP_SEP), opts, alias, allow_many=allow_m2m
+                    names_to_join, opts, alias, allow_many=allow_m2m
                 )
                 targets, final_alias, joins = self.trim_joins(
                     join_info.targets,
@@ -2343,9 +2351,10 @@ def add_ordering(self, *ordering):
                     continue
                 if self.extra and item in self.extra:
                     continue
+                names_to_join = self.get_names_to_join(item)
                 # names_to_path() validates the lookup. A descriptive
                 # FieldError will be raise if it's not.
-                self.names_to_path(item.split(LOOKUP_SEP), self.model._meta)
+                self.names_to_path(names_to_join, self.model._meta)
             elif not hasattr(item, "resolve_expression"):
                 errors.append(item)
             if getattr(item, "contains_aggregate", False):
diff --git a/tests/filtered_relation/tests.py b/tests/filtered_relation/tests.py
index 9047feba2d01..ed224418b71f 100644
--- a/tests/filtered_relation/tests.py
+++ b/tests/filtered_relation/tests.py
@@ -358,6 +358,29 @@ def test_values(self):
             ],
         )
 
+    def test_lookup_sep_in_alias_values(self):
+        alias = "editor__name"
+        queryset = Book.objects.annotate(
+            **{alias: FilteredRelation("editor", condition=Q(editor__isnull=False))}
+        ).filter(title="The book by Alice")
+        self.assertSequenceEqual(queryset.values(alias), [{alias: self.editor_a.pk}])
+        self.assertSequenceEqual(queryset.values_list(alias), [(self.editor_a.pk,)])
+
+    def test_lookup_sep_in_alias_order_by(self):
+        alias = "editor__name"
+        editor_d = Editor.objects.create(name="d")
+        editor_c = Editor.objects.create(name="c")
+        book5 = Book.objects.create(
+            title="Poems from outer space", editor=editor_d, author=self.author1
+        )
+        book6 = Book.objects.create(
+            title="Stories from outer space", editor=editor_c, author=self.author1
+        )
+        queryset = Book.objects.annotate(
+            **{alias: FilteredRelation("editor", condition=Q(editor__isnull=False))}
+        ).filter(title__contains="outer space")
+        self.assertSequenceEqual(queryset.order_by(alias), [book5, book6])
+
     def test_extra(self):
         self.assertSequenceEqual(
             Author.objects.annotate(