BUG: to_sql fails for pyarrow date dtype (pandas-dev#53854)

Author: NMAC427

pandas/io/sql.py

@@ -974,10 +974,15 @@ def insert_data(self) -> tuple[list[str], list[np.ndarray]]:
         for i, (_, ser) in enumerate(temp.items()):
             if ser.dtype.kind == "M":
                 if isinstance(ser._values, ArrowExtensionArray):
-                    with warnings.catch_warnings():
-                        warnings.filterwarnings("ignore", category=FutureWarning)
-                        # GH#52459 to_pydatetime will return Index[object]
-                        d = np.asarray(ser.dt.to_pydatetime(), dtype=object)
+                    import pyarrow as pa
+                    if pa.types.is_date(ser.dtype.pyarrow_dtype):
+                        # GH#53854 to_pydatetime is not supported for pyarrow date dtypes
+                        d = ser._values.astype(object)
+                    else:
+                        with warnings.catch_warnings():
+                            warnings.filterwarnings("ignore", category=FutureWarning)
+                            # GH#52459 to_pydatetime will return Index[object]
+                            d = np.asarray(ser.dt.to_pydatetime(), dtype=object)
                 else:
                     d = ser._values.to_pydatetime()
             elif ser.dtype.kind == "m":

pandas/tests/io/test_sql.py

@@ -561,6 +561,9 @@ def test_dataframe_to_sql_arrow_dtypes(conn, request):
             "datetime": pd.array(
                 [datetime(2023, 1, 1)], dtype="timestamp[ns][pyarrow]"
             ),
+            "date": pd.array(
+                [date(2023, 1, 1)], dtype="date32[day][pyarrow]"
+            ),
             "timedelta": pd.array([timedelta(1)], dtype="duration[ns][pyarrow]"),
             "string": pd.array(["a"], dtype="string[pyarrow]"),
         }