ko_timeline: db3=tl.db3 tbl=mp4 tlid=/kb/vid/jtfdcr/jtfdc_2018/jtfdc_20180502_1030_nogas_alarm
20260828_220722
select * from mp4 where tlid like '/kb/vid/jtfdcr/jtfdc_2018/jtfdc_20180502_1030_nogas_alarm' and rowid>0 and status is NULL order by startdate,starttime desc ;