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链接深度是什么

链接深度是指一个网站内部链接的层级深度。在一个网站中，主页是深度为0的页面，主页上的链接指向的页面的深度为1，依此类推。深度越大，表示页面与主页之间的链接路径越长。通过了解链接深度可以帮助优化网站结构，提高搜索引擎的抓取效率和用户的浏览体验。

Public @ 2023-07-30 21:00:10

站点地图是什么

站点地图是一个网站所有链接的容器。很多网站的连接层次比较深，爬虫很难抓取到，站点地图可以方便爬虫抓取网站页面，通过抓取网站页面，清晰了解网站的架构，网站地图一般存放在根目录下并命名sitemap，为爬虫指路，增加网站重要内容页面的收录。站点地图就是根据网站的结构、框架、内容，生成的导航网页文件。站点地图对于提高用户体验有好处，它们为网站访问者指明方向，并帮助迷失的访问者找到他们想看的页面。站点地图

Public @ 2013-03-27 16:11:51

网站误封Robots该如何处理

robots文件是搜索生态中很重要的一个环节，同时也是一个很细节的环节。很多站长同学在网站运营过程中，很容易忽视robots文件的存在，进行错误覆盖或者全部封禁robots，造成不必要损失！那么如果误操作封禁了robots怎么办？今天我们请到了厦门258网站运营负责人——郑军伟，为我们分享网站robots误封禁后该如何操作？【案例背景】网站开发2.0版本，技术选择了在线开发，为了避免搜索引擎抓取开

Public @ 2017-07-10 16:08:54

链接深度是什么

链接深度是指一个网站内部链接的层级深度。在一个网站中，主页是深度为0的页面，主页上的链接指向的页面的深度为1，依此类推。深度越大，表示页面与主页之间的链接路径越长。通过了解链接深度可以帮助优化网站结构，提高搜索引擎的抓取效率和用户的浏览体验。

Public @ 2023-07-30 21:00:10

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

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[ DB ] CONNECT:[ UseTime:0.021125s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.014912s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 10161 LIMIT 1 [ RunTime:0.014083s ]
[ 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:0.014228s ]
[ 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:0.025687s ]
[ 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:0.015150s ]
[ 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` = 10161 LIMIT 1 [ RunTime:0.013913s ]
[ 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=10161 [ RunTime:0.014960s ]
[ 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:0.021065s ]
[ 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:0.035182s ]
[ 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:0.020612s ]
[ 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:0.030406s ]
[ 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', ) ]

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