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链接深度是什么

链接深度是指从某一页面开始往下浏览的页面层数。例如，从网站的首页，点进一个链接，从该链接进入了网站的第二层，此时的链接深度为2。链接深度有利于更好地理解网站的结构，也有助于搜索引擎优化等。

Public @ 2023-02-25 06:36:11

我可以提交多少个sitemap数据？提交的都会被百度收录吗?

平台对于提交sitemap的数量没有限制。每个sitemap文件最多可包含 50,000 个网址，并且应该小于 10MB（10,485,759字节）。您提交的sitemap或sitemap文件中的所有URL不一定完全被收录，百度会根据数据的具体情况来判别。

Public @ 2016-03-04 16:11:53

原来404页面可以这样做

404页面是网站必备的一个页面，它承载着用户体验与SEO优化的重任。404页面通常为用户访问了网站上不存在或已删除的页面，服务器返回的404错误。如果站长没有设置404页面，会出现死链接，蜘蛛爬行这类网址时，不利于搜索引擎收录。原来404页面可以这样做网站设计用户体验建站教程第1张设置404页面的两大好处1：引导用户不要关闭网站，增强用户体验。2：防止网站出现死链接。设计404页面的你可以

Public @ 2015-09-19 16:09:56

链接深度是什么

链接深度是指从某一页面开始往下浏览的页面层数。例如，从网站的首页，点进一个链接，从该链接进入了网站的第二层，此时的链接深度为2。链接深度有利于更好地理解网站的结构，也有助于搜索引擎优化等。

Public @ 2023-02-25 06:36:11

链接深度的具体作用

增加内页权重虽然，链接深度是网站的内部页面之间的链接，但如果这种内部链接达到一定的数量而且这一数量更是有质量的时候，那么网站内部页面的权重将会有极大的提升，随之而来的也是内部页面在搜索引擎搜索结果中排名的提升。有的时候我们可能会发现，某一网站内部页面在某一特定关键词下，在搜索引擎中排名会比首页要高得多，有可能就是这一页面的链接深度有“量”又有“质”造成的。增加首页权重由于网站的权重、PR值具有传递

Public @ 2016-06-12 16:11:34

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[ DB ] CONNECT:[ UseTime:0.025884s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.018385s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 5803 LIMIT 1 [ RunTime:0.017516s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.017695s ]
[ 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:0.017882s ]
[ 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:0.018112s ]
[ 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', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 5803 LIMIT 1 [ RunTime:0.017365s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+2 where id=5803 [ RunTime:0.019777s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站结构优化' AND `status` <> -1 LIMIT 1 [ RunTime:0.024401s ]
[ 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 `cate` = '威海网站结构优化' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.036556s ]
[ 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 temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海链接深度' AND `status` <> -1 LIMIT 1 [ RunTime:0.024331s ]
[ 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` = '威海链接深度' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.032864s ]
[ 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 temporary; Using filesort', ) ]

0.457301s

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