1 files changed, 7 insertions, 0 deletions
diff --git a/lib/sqlalchemy/sql/util.py b/lib/sqlalchemy/sql/util.py
index cbd74faac..c73f710af 100644
--- a/lib/sqlalchemy/sql/util.py
+++ b/lib/sqlalchemy/sql/util.py
@@ -29,6 +29,7 @@ join_condition = util.langhelpers.public_factory(
 from .annotation import _shallow_annotate, _deep_annotate, _deep_deannotate
 from .elements import _find_columns
 from .ddl import sort_tables
+from sqlalchemy.sql import schema
 
 
 def find_join_source(clauses, join_to):
@@ -436,6 +437,12 @@ def criterion_as_pairs(expression, consider_as_foreign_keys=None,
     return pairs
 
 
+def is_value_pair_dict(params):
+    """Check if params is a value list/tuple representing a dictionary."""
+    return (isinstance(params, (list, tuple)) and
+            all(isinstance(p, (list, tuple)) and len(p) == 2 and
+                isinstance(p[0], schema.Column) for p in params))
+
 
 class ClauseAdapter(visitors.ReplacingCloningVisitor):
     """Clones and modifies clauses based on column correspondence.