'Insert rows as represented by the fixtures() method.'

@classmethod
def _load_fixtures(cls):

    (headers, rows) = ({}, {})
    for (table, data) in cls.fixtures().items():
        if (len(data) < 2):
            continue
        if isinstance(table, util.string_types):
            table = cls.tables[table]
        headers[table] = data[0]
        rows[table] = data[1:]
    for table in cls.metadata.sorted_tables:
        if (table not in headers):
            continue
        cls.bind.execute(table.insert(), [dict(zip(headers[table], column_values)) for column_values in rows[table]])
