Raise exception when we have multiple values with an unknown column. Fixes #3666.

(cherry picked from commit 399f92cd116b747f742b919ac9a3e79eb0637e8a)

diff --git a/lib/sqlalchemy/sql/crud.py b/lib/sqlalchemy/sql/crud.py
index 273cc7e964c0eb755457f01038ecdb75188efc56..ec5e0c5bee00a9bc60bd914f9041218638bcf92f 100644 (file)
--- a/lib/sqlalchemy/sql/crud.py
+++ b/lib/sqlalchemy/sql/crud.py
@@ -101,7 +101,7 @@ def _get_crud_params(compiler, stmt, **kw):
 
     if parameters and stmt_parameters:
         check = set(parameters).intersection(
-            _column_as_key(k) for k in stmt.parameters
+            _column_as_key(k) for k in stmt_parameters
         ).difference(check_columns)
         if check:
             raise exc.CompileError(