select id,titile,create_time,priority,bus_id,open_type,open_page,sender,send_time,msg_content from sys_announcement where send_status = '1' and del_flag = '0' and msg_category = #{msgCategory} and create_time >= #{beginDate} and tenant_id = #{tenantId} and id IN ( select annt_id from sys_announcement_send where user_id = #{userId} and read_flag = 0 and create_time >= #{beginDate}) order by create_time DESC select count(1) from sys_announcement_send sas right join sys_announcement sa on sas.annt_id = sa.id and sa.send_status = '1' where sas.user_id = #{userId} and sas.read_flag = 0 and sas.create_time >= #{beginDate} and sa.notice_type = #{noticeType} select a.id, a.titile, a.msg_content, a.sender, a.priority, a.msg_category, a.msg_type, a.send_status, a.send_time, a.bus_type, a.bus_id, a.open_type, a.open_page, a.msg_abstract, a.dt_task_id, a.files, a.visits_num, a.iz_top, b.read_flag, b.star_flag, b.id as send_id from sys_announcement a join sys_announcement_send b on b.annt_id = a.id where a.send_status = '1' and a.del_flag = '0' and b.user_id = #{userId} and a.sender = #{fromUser} and a.create_time >= #{beginDate} and b.create_time >= #{beginDate} and a.create_time <= #{endDate} and b.star_flag = #{starFlag} and a.bus_type = #{busType} and a.notice_type = #{noticeType} and a.msg_category = #{msgCategory} order by a.iz_top DESC, b.read_flag ASC, a.create_time DESC SELECT a.id FROM sys_announcement a WHERE a.del_flag = '0' AND a.send_status = '1' AND a.msg_type = 'ALL' AND a.end_time >= #{currDate} AND a.id NOT IN ( SELECT annt_id FROM sys_announcement_send WHERE user_id = #{userId} )