@_generative
    def where(self, whereclause):

        if self._whereclause is not None:
            self._whereclause = and_(self._whereclause,
                                     _literal_as_text(whereclause))
        else:
            self._whereclause = _literal_as_text(whereclause)
Check if view has selections.
dataset/ETHPy150Open zzzeek/sqlalchemy/lib/sqlalchemy/sql/dml.py/Delete.where--crossover with--dataset/ETHPy150Open facelessuser/EasyDiff/easy_diff_basic.py/EasyDiffSetLeftSelectionCommand.view_has_selections