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百度搜索研發(fā)部：淺談互聯(lián)網(wǎng)頁(yè)面價(jià)值

題記：這是一篇很有價(jià)值的文章，來(lái)自百度搜索研發(fā)部，里面透露著許多SEO技巧，原文已被刪除。搜索引擎每天處理著數(shù)以億計(jì)的查詢請(qǐng)求，每個(gè)查詢請(qǐng)求都代表了一個(gè)用戶對(duì)于某種資源的特定需求。多數(shù)時(shí)候，通過(guò)查詢返回的網(wǎng)頁(yè)結(jié)果，這些需求被滿足了，我們可以認(rèn)為結(jié)果中的某些頁(yè)面對(duì)特定用戶的特定需求產(chǎn)生了價(jià)值。那么對(duì)于搜索引擎而言，頁(yè)面的價(jià)值是指什么，我們?yōu)槭裁匆芯宽?yè)面價(jià)值，技術(shù)上怎樣判斷頁(yè)面的價(jià)值呢？本文將逐

Public @ 2009-12-01 16:17:30

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[ DB ] CONNECT:[ UseTime:0.022591s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016330s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海頁(yè)面價(jià)值' AND `status` <> -1 LIMIT 1 [ RunTime:0.022291s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海頁(yè)面價(jià)值' AND `status` <> -1 ORDER BY create_time desc LIMIT 0,10 [ RunTime:0.030463s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.015661s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.016003s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.016586s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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百度搜索研發(fā)部：淺談互聯(lián)網(wǎng)頁(yè)面價(jià)值

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