隔几秒查一下信息机数据库里的tbl_SMReceived表,
SELECT TOP 1 SM_ID, Orgaddr, Destaddr, Sm_content, RecvTime FROM tbl_SMReceived WHERE (Reserve2 IS NULL OR Reserve2<>'已查过') ORDER BY RecvTime
隔几秒查一下信息机数据库里的tbl_SMReceived表,
SELECT TOP 1 SM_ID, Orgaddr, Destaddr, Sm_content, RecvTime FROM tbl_SMReceived WHERE (Reserve2 IS NULL OR Reserve2<>'已查过') ORDER BY RecvTime