数据库 - Powerless - 学习笔记

基本文件流程错误 SQL 调试

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UPDATE `wzx_theme` SET `name` = 'Powerless' , `version` = '1.0.0' , `demo_url` = 'https://www.wzxaini9.cn/' , `author` = 'Powerless' , `lang` = 'zh-cn' , `author_url` = 'https://www.wzxaini9.cn/' , `keywords` = 'Powerless的海桥声模板' , `description` = '海桥声默认模板' WHERE `theme` = 'wzxaini9' [ RunTime:0.007869s ]
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SELECT * FROM `wzx_user` WHERE `id` = '18' LIMIT 1 [ RunTime:0.007986s ]
SELECT post_id,max(category_id),post_title,post_excerpt FROM `wzx_portal_post` `post` INNER JOIN `wzx_portal_category_post` `category_post` ON `post`.`id`=`category_post`.`post_id` WHERE `post`.`post_status` = '1' AND `post`.`post_type` = '1' AND `post`.`delete_time` = '0' AND ( `post`.`post_status` = '1' AND `post`.`post_type` = '1' AND `post`.`delete_time` = '0' AND `post`.`id` NOT IN ('412','386','385','384','361','242','241') AND ( ( find_in_set('数据库',post.post_keywords) ) OR ( find_in_set('一致性',post.post_keywords) ) OR ( find_in_set('数据库系统',post.post_keywords) ) OR ( find_in_set('索引',post.post_keywords) ) ) ) AND ( `post`.`published_time` > '0' AND `post`.`published_time` < '1769937018' ) GROUP BY `post`.`id` ORDER BY `post`.`post_hits` ASC LIMIT 15 [ RunTime:0.012062s ]
SHOW FULL COLUMNS FROM `wzx_link` [ RunTime:0.008384s ]
SELECT * FROM `wzx_link` WHERE `status` = 1 ORDER BY `list_order` ASC [ RunTime:0.007992s ]

数据库一致性介绍

数据库的种类

常见数据库访问接口介绍

关系和非关系数据库是什么

数据库系统-主键为何不宜太长？

数据库系统-索引

数据库系统-事务处理

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