Vector read from cassandra.

analytics/operators/persystsql/PerSystSqlOperator.cpp

@@ -147,6 +147,7 @@ void PerSystSqlOperator::compute(U_Ptr unit, qeJobData& jobData) {
 	uint64_t jobEnd = jobData.endTime != 0 && my_timestamp > jobData.endTime ? jobData.endTime : my_timestamp;
 	uint64_t jobStart =	jobEnd - my_timestamp < jobData.startTime ?	jobData.startTime : jobEnd - my_timestamp;
 	// Job units are hierarchical, and thus we iterate over all sub-units associated to each single node
+	std::vector<std::string> vectorOfSensorNames;
 	for (const auto& subUnit : unit->getSubUnits()) {
 		// Since we do not clear the internal buffer, all sensor readings will be accumulated in the same vector
 		for (const auto& in : subUnit->getInputs()) {
@@ -157,11 +158,19 @@ void PerSystSqlOperator::compute(U_Ptr unit, qeJobData& jobData) {
 					LOG(debug) << "PerSystSql Operator " << _name << " using scaling factor of " << _scaling_factor;
 				}
 			}
-			if (!_queryEngine.querySensor(in->getName(), my_timestamp, my_timestamp, _buffer, false)) {
+			/*if (!_queryEngine.querySensor(in->getName(), my_timestamp, my_timestamp, _buffer, false)) {
 				//LOG(debug)<< "PerSystSql Operator " << _name << " cannot read from sensor " << in->getName() << "!";
-			}
+			}*/
+			vectorOfSensorNames.push_back(in->getName());
 		}
 	}
+	if(vectorOfSensorNames.size() == 0 ){
+		LOG(debug) << "PerSystSql Operator: No names found for vectorOfSensorNames ";
+		return;
+	}
+	if (!_queryEngine.querySensor(vectorOfSensorNames, my_timestamp, my_timestamp, _buffer, false)) {
+		LOG(debug)<< "PerSystSql Operator " << _name << " cannot read vector sensor " << (*vectorOfSensorNames.begin()) << "!";
+	}
 	uint64_t measurement_ts = 0;
 	if(_buffer.size() == 0){
 		LOG(error) << "PerSystSql Operator " << _name << ": no data in queryEngine found!";