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Sitemap文件标准格式和大小说明

Sitemap文件标准格式： Sitemap文件通常是一个以XML格式编写的文本文件，其中包含URL信息和其他相关数据。Sitemap文件主要包含以下元素： 1. URL元素：用于指定页面的网址，并包含可选的数据，如最近的修改日期、相对于站点的相对权重等。 2. loc元素：为URL元素的子元素，用于指定页面的网址。 3. lastmod元素：为URL元素的子元素，用于指定页面的最近修改日期。 4. changefreq元素：为URL元素的子元素，用于指定页面内容的更改频率。 5. priority元素：为URL元素的子元素，用于指定页面相对于站点中其他页面的优先级。 Sitemap文件大小说明： Sitemap文件的大小可以是任意的，但是建议每个Sitemap文件大小不要超过50MB，并且包含的URL数量不要超过50000条。如果您的网站包含很多页面，则可以使用Sitemap索引文件来包含多个Sitemap文件。Sitemap索引文件的大小不应超过10MB，并且包含的Sitemap文件数量不应超过50000个。注：以上大小限制是Google搜索引擎的要求，其他搜索引擎可能会有不同的大小限制。

Public @ 2023-04-29 02:50:12

我设置了301跳转，多久可以生效？

我设置了301跳转，多久可以生效？答：目前百度无法承诺301跳转的生效时间，因为站长感受到的生效时间会受多因素影响，比如Baiduspider再次抓取这个页面发现其设置了301的时间、网页的重要程度以及自身质量等。来源：百度搜索资源平台百度搜索学堂

Public @ 2019-11-23 16:09:07

网站结构优化：所谓F型结构是指什么

F型结构是指在网站内容展示的前沿区域，用户的阅读行为呈现出一个“F”字形状。具体来说，用户在浏览网页时，会先在页面顶部水平扫描，然后垂直下滑浏览左侧区域，最后再次水平扫描浏览右侧区域，形成了一个“F”字形的浏览路径。因此，F型结构的网站设计应该在页面顶部和左侧区域呈现最重要、最吸引人的内容，吸引用户的注意力，并且要注意深入挖掘左侧区域的内容，使用户得到更多信息。

Public @ 2023-04-11 20:50:49

站点地图的重要性

网站地图是一种将网站中各个页面组织汇总成同一文档，以便搜索引擎进行索引和外部访问者能够快速浏览网站的内容的文档。网站地图的重要性有以下几点：一、网站地图有利于搜索引擎抓取引擎抓取网站访问页面越快越好，而网站地图中的链接能帮助引擎抓取更多的页面，百度有个百度站长工具，使用方法就是上传网站地图文件，它会让引擎更加深入地抓取网站内容，有利于网站整体排名提升。二、网站地图有利于外部访问者

Public @ 2023-02-25 16:36:33

什么是移动Sitemap协议,如何提交移动Sitemap协议

? 移动Sitemap协议是一种网页搜索引擎爬虫技术，用于提交移动应用平台的URL。它将搜索引擎索引器仔细地把手机浏览器访问URL索引到搜索结果中。提交移动Sitemap协议方法： 1.使用移动应用程序开发工具，将您的移动应用程序部署到可搜索平台，比如Apple App Store、Google Play for Android等。 2.在您的应用程序的网页端部署XML文件，即您的移动S

Public @ 2023-02-28 12:48:20

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基本文件流程错误 SQL 调试

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/www/wwwroot/briline.net/thinkphp/library/think/Cache.php ( 6.17 KB )
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[ DB ] CONNECT:[ UseTime:0.022969s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.016977s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.015197s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.016733s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.015162s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.016882s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 7910 LIMIT 1 [ RunTime:0.015260s ]
[ 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:0.015496s ]
[ 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:0.015935s ]
[ 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:0.015788s ]
[ 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` = 7910 LIMIT 1 [ RunTime:0.015171s ]
[ 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=7910 [ RunTime:0.018778s ]
[ 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:0.021985s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, '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:0.034765s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Sitemap' AND `status` <> -1 LIMIT 1 [ RunTime:0.021514s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海Sitemap' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.031383s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 9541, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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