select bulletin_id, title, content, hot, create_by, create_time, update_by, update_time, del_flag from tb_business_bulletin select bulletin_id as bulletinId, title as title, hot as hot, create_time as createTime ,content as content,DATE_FORMAT(create_time,'%y-%m-%d %h') as tag from tb_business_bulletin where del_flag = '0' and create_time >= #{createTime} ORDER BY create_time desc,hot desc select DATE_FORMAT(create_time,'%y-%m-%d %h') as tag from tb_business_bulletin where del_flag = '0' and create_time >= #{createTime} GROUP BY DATE_FORMAT(create_time,'%y-%m-%d %h') ORDER BY create_time desc,hot desc and title = #{title} and content = #{content} and hot = #{hot} and del_flag = '0' ORDER BY hot desc,create_time desc where bulletin_id = #{bulletinId} insert into tb_business_bulletin title, content, hot, create_by, create_time, update_by, update_time, del_flag, #{title}, #{content}, #{hot}, #{createBy}, #{createTime}, #{updateBy}, #{updateTime}, #{delFlag}, update tb_business_bulletin title = #{title}, content = #{content}, hot = #{hot}, create_by = #{createBy}, create_time = #{createTime}, update_by = #{updateBy}, update_time = #{updateTime}, del_flag = #{delFlag}, where bulletin_id = #{bulletinId} update tb_business_bulletin update_time = #{updateTime}, del_flag = '2' where bulletin_id = #{bulletinId} update tb_business_bulletin update_time = #{updateTime}, del_flag = '2' where bulletin_id in #{bulletinId}