select * from data where sn='ds0' and pq='hum' order by id desc limit 4
idsntspqvaluesystemts
46731407 ds0 hum 21.80 1617906534 Thu 08 04 2021 20:28:54
46731397 ds0 hum 21.70 1617906512 Thu 08 04 2021 20:28:32
46731389 ds0 hum 21.80 1617906490 Thu 08 04 2021 20:28:10
46731383 ds0 hum 21.70 1617906469 Thu 08 04 2021 20:27:49

Sat Nov 15 21:56:20 2025 by walley