insert into article (a_author_id, a_category_id, a_tags_id, a_md_content, a_publish_date, a_summary, a_title, a_url) values (#{authorId}, #{categoryId}, #{tagsId}, #{mdContent}, #{publishDate}, #{summary}, #{title}, #{url}) SELECT LAST_INSERT_ID() AS id delete from article where a_id = #{id} update article set a_title=#{title}, a_md_content=#{mdContent}, a_summary=#{summary}, a_is_original=#{type}, a_url=#{url}, a_update_date=#{updateDate}, a_category_id=#{categoryId}, a_tags_id=#{tagsId}, next_a_id=#{nextArticleId}, pre_a_id=#{preArticleId}, a_is_open=#{open} where a_id = #{id} update article set next_a_id=#{nextArticleID} where a_id = #{targetArticleID} update article set pre_a_id=#{preArticleID} where a_id = #{targetArticleID} update article set a_reading_number=#{number} where a_id = #{id} select a_id from article order by a_id desc limit 1 select * from article order by a_id desc limit 1 select * from article where a_id = #{id} SELECT EXISTS(SELECT * FROM article WHERE a_title = #{title}) SELECT EXISTS(SELECT * FROM article WHERE a_id = #{id}) select * from article where a_author_id = #{authorID} order by a_id desc select * from article where a_is_open = #{isOpen} order by a_id desc SELECT a_title from article where a_id = #{id} select a_id, a_title, a_summary from article where a_category_id = #{id} order by a_id desc select * from article order by a_id desc select a_id, a_summary, a_title from article where a_id = #{id} select a_id, a_summary, a_title from article where a_category_id = #{categoryId} order by a_id desc Select a_id, a_summary, a_title from article where a_id in #{item} order by a_id desc select count(*) from article;