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php mysql 二級關聯_php+mysql實作的二級關聯菜單效果詳解_PHP

????瀹?渚?璁茶堪浜?php+mysql瀹??扮??浜?绾ц???ㄨ????????????浜?缁?澶у?朵?澶у?跺????锛??蜂?濡?涓?锛?

????瀛????涓?绾ц??涓???????娴?璇????╋? ==璇烽???╁????==

==???╀?涓? ==

sql璇??ワ?

--

-- 琛ㄧ??缁??? `colleges`

--

CREATE TABLE IF NOT EXISTS `colleges` (

`college_id` int(8) NOT NULL auto_increment COMMENT '瀛??㈢??瘋???ㄥ???',

`name` varchar(40) NOT NULL COMMENT '瀛??㈠??绉?,

PRIMARY KEY (`college_id`),

UNIQUE KEY `name` (`name`)

) ENGINE=InnoDB DEFAULT CHARSET=gb2312 AUTO_INCREMENT=7 ;

--

-- 瀵煎?鴻〃涓????版?? `colleges`

--

INSERT INTO `colleges` (`college_id`, `name`) VALUES

(4, '??瀛????宸ュ????),

(1, '璁$???轟?淇℃??绉?瀛?????),

(6, '缇???瀛???),

(2, '??瀛???),

(5, '?充?瀛???),

(3, '?挎不涓????辯?$??瀛???);

--

-- 琛ㄧ??缁??? `majors`

--

CREATE TABLE IF NOT EXISTS `majors` (

`major_id` int(8) NOT NULL auto_increment COMMENT '涓?涓??鳳????ㄥ???',

`name` varchar(40) NOT NULL COMMENT '涓?涓???',

`college_id` int(8) default NULL COMMENT '???ㄥ????,

`counsellor_id` int(10) default NULL COMMENT '杈?瀵煎??',

PRIMARY KEY (`major_id`),

UNIQUE KEY `college_id` (`college_id`,`counsellor_id`)

) ENGINE=InnoDB DEFAULT CHARSET=gb2312 AUTO_INCREMENT=8 ;

--

-- 瀵煎?鴻〃涓????版?? `majors`

--

INSERT INTO `majors` (`major_id`, `name`, `college_id`, `counsellor_id`) VALUES

(1, '?靛??????, 1, 1),

(2, '?充?瑙???, 5, 1),

(3, '?ゅ?告??瀛?, 2, 1),

(4, '璁$???虹?瀛?, 1, NULL),

(5, '???ㄥ??', 1, NULL),

(6, '?頒唬??瀛?, 2, NULL),

(7, '?伴?誨??浣?', 2, NULL);

?村??充?PHP?稿?沖??瀹規???磋叮??璇昏?????ョ????绔?涓?棰?锛???PHP?轟?pdo??浣??版??搴???宸ф?葷???????PHP+MongoDB?版??搴???浣???宸уぇ?ㄣ??????php?㈠??瀵矽薄绋?搴?璁捐?″?ラ?ㄦ??绋???????php瀛?绗?覆(string)?ㄦ??葷???????php+mysql?版??搴???浣??ラ?ㄦ??绋???????php甯歌??版??搴???浣???宸ф??彙??

甯?????????杩闆?瑰ぇ瀹?HP绋?搴?璁捐?℃????甯??┿??

php mysql 二級關聯_php+mysql實作的二級關聯菜單效果詳解_PHP

??????????甯?php涓???缃?锛?杞?杞借?鋒敞???哄?锛???璋㈡?ㄧ??灏???锛?