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要害词和要害短语（Keyword、keyterm和keyphrase）

要害词和要害短语是Web站点在查找引擎成果页面（也称为SERP）上排序所依据的词，依据站点受众的不同，您可以挑选一个单词、多个单词的组合或整个短语。

Public @ 2020-11-14 15:51:48

搜索引擎优化（SEO：SearchEngineOptimization）

SEO由英文SearchEngineOptimization缩写而来，中文意译为“查找引擎优化”，SEO是指从天然查找成果取得网站流量的技能和进程，是在了解查找引擎天然排名机制的根底上，对网站进行内部及外部的调整优化，改善网站在查找引擎中的要害词天然排名，取得更多流量，然后到达网站出售及品牌建设的政策。

Public @ 2013-02-28 15:26:18

排名算法（Rankingalgorithm）

威海seo术语威海排名算法
2035

　排名算法是查找引擎用来对其索引中的列表进行评价和排名的规矩，排名算法决议哪些成果是与特定查询相关的。

Public @ 2010-12-23 15:26:22

要害词和要害短语（Keyword、keyterm和keyphrase）

要害词（Keyword）是指搜索引擎用户输入的一个或多个关键词，用于检索相关网页或文档。要害词通常是单个词或短语，也可以是一个问题或主题。要害短语（Keyterm）是指一个或多个单词，通常用于描述或标识特定的主题、产品或服务。要害短语可以包含多个单词，但通常比要害词更具体和有针对性。要害短语（Keyphrase）是一个完整的短语，通常由两个或多个词组成。要害短语通常更具体和针对性，并且更能

Public @ 2023-04-04 11:50:15

要害词和要害短语（Keyword、keyterm和keyphrase）

要害词和要害短语是Web站点在查找引擎成果页面（也称为SERP）上排序所依据的词，依据站点受众的不同，您可以挑选一个单词、多个单词的组合或整个短语。

Public @ 2020-11-14 15:51:48

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.027931s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.020058s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 2701 LIMIT 1 [ RunTime:0.018810s ]
[ 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:0.019193s ]
[ 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:0.019287s ]
[ 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:0.020110s ]
[ 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` = 2701 LIMIT 1 [ RunTime:0.018681s ]
[ 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+1 where id=2701 [ RunTime:0.019603s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海seo术语' AND `status` <> -1 LIMIT 1 [ RunTime:0.025794s ]
[ 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seo术语' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.041553s ]
[ 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` = '威海要害词和要害短语' AND `status` <> -1 LIMIT 1 [ RunTime:0.025467s ]
[ 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` = '威海要害词和要害短语' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.035274s ]
[ 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', ) ]

0.516890s

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