statements, but also any arbitrary text. May or may not be bound
to an underlying ``Selectable``. ``_ColumnClause`` is usually
created publically via the ``column()`` function or the
- ``column_literal()`` function.
+ ``literal_column()`` function.
text
the text of the element.
is_literal
if True, the ``_ColumnClause`` is assumed to be an exact expression
that will be delivered to the output with no quoting rules applied
- regardless of case sensitive settings. the ``column_literal()`` function is
+ regardless of case sensitive settings. the ``literal_column()`` function is
usually used to create such a ``_ColumnClause``.
"""