diff --git a/qtpy/QtSql.py b/qtpy/QtSql.py
index 76a63760..d8e0f2d9 100644
--- a/qtpy/QtSql.py
+++ b/qtpy/QtSql.py
@@ -6,29 +6,52 @@
 # -----------------------------------------------------------------------------
 
 """Provides QtSql classes and functions."""
+from functools import partialmethod
 
-from . import PYQT5, PYQT6, PYSIDE2, PYSIDE6
+from packaging.version import parse
+
+from . import PYQT5, PYQT6, PYSIDE2, PYSIDE6, QT_VERSION
 
 if PYQT5:
     from PyQt5.QtSql import *
 elif PYQT6:
     from PyQt6.QtSql import *
 
-    QSqlDatabase.exec_ = lambda self, *args, **kwargs: self.exec(
-        *args,
-        **kwargs,
-    )
-    QSqlQuery.exec_ = lambda self, *args, **kwargs: self.exec(*args, **kwargs)
-    QSqlResult.exec_ = lambda self, *args, **kwargs: self.exec(*args, **kwargs)
+    if parse(QT_VERSION) >= parse("6.6"):
+        # `QSqlDatabase.exec` is deprecated since 6.6
+
+        def database_exec(db, query):
+            q = QSqlQuery(db)
+            q.exec(query)
+            return q
+
+        QSqlDatabase.exec = partialmethod(database_exec)
+        del database_exec
+
+    QSqlDatabase.exec_ = partialmethod(QSqlDatabase.exec)
+    QSqlQuery.exec_ = partialmethod(QSqlQuery.exec)
+    QSqlResult.exec_ = partialmethod(QSqlResult.exec)
 elif PYSIDE6:
     from PySide6.QtSql import *
 
+    if parse(QT_VERSION) >= parse("6.6"):
+        # `QSqlDatabase.exec` is deprecated since 6.6
+
+        def database_exec(db, query):
+            q = QSqlQuery(db)
+            q.exec(query)
+            return q
+
+        QSqlDatabase.exec = partialmethod(database_exec)
+        del database_exec
+
     # Map DeprecationWarning methods
-    QSqlDatabase.exec_ = lambda self, *args, **kwargs: self.exec(
-        *args,
-        **kwargs,
-    )
-    QSqlQuery.exec_ = lambda self, *args, **kwargs: self.exec(*args, **kwargs)
-    QSqlResult.exec_ = lambda self, *args, **kwargs: self.exec(*args, **kwargs)
+    QSqlDatabase.exec_ = partialmethod(QSqlDatabase.exec)
+    QSqlQuery.exec_ = partialmethod(QSqlQuery.exec)
+    QSqlResult.exec_ = partialmethod(QSqlResult.exec)
 elif PYSIDE2:
     from PySide2.QtSql import *
+
+del PYQT5, PYQT6, PYSIDE2, PYSIDE6, QT_VERSION
+del parse
+del partialmethod