Adjust test

Author: mroeschke

pandas/tests/io/test_sql.py

@@ -1678,11 +1678,9 @@ def test_api_roundtrip(conn, request, test_frame1):
 
     # HACK!
     if "adbc" in conn_name:
-        result = result.rename(columns={"__index_level_0__": "level_0"})
-    result.index = test_frame1.index
-    result.set_index("level_0", inplace=True)
-    result.index.astype(int)
-    result.index.name = None
+        result = result.drop(columns="__index_level_0__")
+    else:
+        result = result.drop(columns="level_0")
     tm.assert_frame_equal(result, test_frame1)