Determine if the given table has a given column.

        :param table: The table
        :type table: str

        :type column: str

        :rtype: bool

def has_column(self, table, column):
        """
        Determine if the given table has a given column.

        :param table: The table
        :type table: str

        :type column: str

        :rtype: bool
        """
        column = column.lower()

        return column in list(map(lambda x: x.lower(), self.get_column_listing(table)))