Cassandra timeseries datamodel
问题 Let assume 10 devices(dev01,dev02,dev03..etc). It send data with some interval time,we collect those data,so our data schema is dev01 :int signalname :string signaltime :date/time[with YY-MM-DD HHMMSS.mm] Extradata :String I want to push data into cassandra ,which way is best to store those data? My Query is Like , 1 Need to retrive device based current day data,or with some date range? 2 5 Device current day data? I am not sure the following way to store data into cassadra is best model