sql=sql+"Select "+field+" From \"tdl_policy\".\""+device+"\" where \"tdl\"='"+tdl+"' AND \"topic\" = 'Data' AND \"data_type\" = 'data' AND \"topic\" = 'Data' AND \"event\" = 'Regular measurement' AND \"data_id\" = '2' and time >= "+startTime+" and time <= "+maxTime+" order by time limit 1;";
startTime=maxTime;
sql=sql+"Select "+field+" From \"tdl_policy\".\""+device+"\" where "+
" \"SN\" = '"+SN+"' "+
" AND \"topic\" = 'Data' "+
" AND \"data_type\" = 'data' "+
" AND \"tdl\"='"+tdl+"' "+
" AND \"event\" = 'Regular measurement' "+
" AND \"data_id\" = '2' "+
"and time >= "+startTime+" and time <= "+maxTime+" order by time limit 1;";
startTime=maxTime;
}
sql=sql+"Select "+field+" From \"tdl_policy\".\""+device+"\" where \"tdl\"='"+tdl+"' AND \"topic\" = 'Data' AND \"data_type\" = 'data' AND \"topic\" = 'Data' AND \"event\" = 'Regular measurement' AND \"data_id\" = '2' and time >="+startTime+" and time <= "+endTime+" order by time desc limit 1;";
sql=sql+"Select "+field+" From \"tdl_policy\".\""+device+"\" where "+
" \"SN\" = '"+SN+"' "+
" AND \"topic\" = 'Data' "+
" AND \"data_type\" = 'data' "+
" AND \"tdl\"='"+tdl+"' "+
" AND \"event\" = 'Regular measurement' "+
" AND \"data_id\" = '2' "+
"and time >= "+startTime+" and time <= "+endTime+" order by time desc limit 1;";
// sql = "SELECT "+list.get(j)+" FROM \"tdl_policy\".\""+device+"\" where \"tdl\"='"+devList.get(i)+"' and time >="+startTime + " and time<="+resultCircuitVo.getEndTime() *1000000l+" ORDER BY time ";