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中国教育学会
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select * from `bk_article_classify` where `id` = '102' and `is_active` = '1' and `is_delete` = '0' limit 1
SELECT *
LIMIT
ORDER BY
select count(*) as aggregate from `bk_article_main` left join `bk_article_classify_relation` on `bk_article_classify_relation`.`article_id` = `bk_article_main`.`id` left join `bk_article_classify` on `bk_article_classify_relation`.`classify_id` = `bk_article_classify`.`id` left join `bk_article_tag_relation` on `bk_article_tag_relation`.`article_id` = `bk_article_main`.`id` left join `bk_article_tags` on `bk_article_tag_relation`.`tag_id` = `bk_article_tags`.`id` where `bk_article_main`.`is_delete` = '1' and `bk_article_main`.`status` = '1' and `bk_article_classify`.`id` = '102' group by `bk_article_main`.`id`
select bk_article_main.*, group_concat(DISTINCT bk_article_classify.name) as classnames, group_concat(DISTINCT bk_article_classify.id) as classifyid, group_concat(DISTINCT bk_article_tags.name) as tagsnames from `bk_article_main` left join `bk_article_classify_relation` on `bk_article_classify_relation`.`article_id` = `bk_article_main`.`id` left join `bk_article_classify` on `bk_article_classify_relation`.`classify_id` = `bk_article_classify`.`id` left join `bk_article_tag_relation` on `bk_article_tag_relation`.`article_id` = `bk_article_main`.`id` left join `bk_article_tags` on `bk_article_tag_relation`.`tag_id` = `bk_article_tags`.`id` where `bk_article_main`.`is_delete` = '1' and `bk_article_main`.`status` = '1' and `bk_article_classify`.`id` = '102' group by `bk_article_main`.`id` order by `bk_article_main`.`is_stick` desc, `bk_article_main`.`sort` desc, `bk_article_main`.`write_time` desc, `bk_article_main`.`id` desc limit 1000 offset 0
select * from `bk_article_classify` where `is_delete` = '0' and `is_active` = '1' and `is_nav` = '1' order by `sort` desc
select * from `bk_article_classify` where `id` = '44' and `is_active` = '1' and `is_delete` = '0' limit 1
select * from `bk_article_classify` where `id` = '43' and `is_active` = '1' and `is_delete` = '0' limit 1
select * from `bk_article_classify` where `pid` in ('44') and `is_active` = '1' and `is_delete` = '0' order by `sort` desc, `id` desc
