This method bypasses all internal statement compilation, and the
statement is executed without modification.
- The statement argument is either a string, a ``select()`` construct,
- or a ``text()`` construct, and should return the set of columns
- appropriate to the entity class represented by this ``Query``.
+ The statement is typically either a :func:`~.expression.text`
+ or :func:`~.expression.select` construct, and should return the set
+ of columns
+ appropriate to the entity class represented by this :class:`.Query`.
+
+ .. seealso::
+
+ :ref:`orm_tutorial_literal_sql` - usage examples in the
+ ORM tutorial
"""
if isinstance(statement, util.string_types):