From PHPBB用户手册

# Table: 'phpbb_poll_options'
CREATE TABLE phpbb_poll_options (
	poll_option_id tinyint(4) DEFAULT '0' NOT NULL, ID
	topic_id mediumint(8) UNSIGNED DEFAULT '0' NOT NULL, 投票隶属的主题ID
	poll_option_text text NOT NULL, 选项内容
	poll_option_total mediumint(8) UNSIGNED DEFAULT '0' NOT NULL, 选项被选中的合计次数
	KEY poll_opt_id (poll_option_id),
	KEY topic_id (topic_id)
) CHARACTER SET `utf8` COLLATE `utf8_bin`;