const _PlanOperation *_PlanOperation::execute() {
epoch_t startTime = get_epoch_nanoseconds();
refreshInput();
setupPlanOperation();
PapiTracer pt;
pt.addEvent("PAPI_TOT_CYC");
pt.addEvent(getEvent());
pt.start();
executePlanOperation();
pt.stop();
teardownPlanOperation();
epoch_t endTime = get_epoch_nanoseconds();
std::string threadId = boost::lexical_cast<std::string>(std::this_thread::get_id());
if (_performance_attr != nullptr)
*_performance_attr = (performance_attributes_t) {
pt.value("PAPI_TOT_CYC"), pt.value(getEvent()), getEvent() , planOperationName(), _operatorId, startTime, endTime, threadId
};
setState(OpSuccess);
return this;
}
const PlanOperation* PlanOperation::execute() {
const bool recordPerformance = _performance_attr != nullptr;
// Check if we really need this
epoch_t startTime = 0;
if (recordPerformance)
startTime = get_epoch_nanoseconds();
PapiTracer pt;
// Start the execution
refreshInput();
setupPlanOperation();
if (recordPerformance) {
pt.addEvent("PAPI_TOT_CYC");
pt.addEvent(getEvent());
pt.start();
}
executePlanOperation();
if (recordPerformance)
pt.stop();
teardownPlanOperation();
if (recordPerformance) {
epoch_t endTime = get_epoch_nanoseconds();
std::string threadId = boost::lexical_cast<std::string>(std::this_thread::get_id());
size_t cardinality;
if (getResultTable() != empty_result)
cardinality = getResultTable()->size();
else
// the cardinality is max(size_t) by convention if there is no return table
cardinality = std::numeric_limits<size_t>::max();
*_performance_attr = (performance_attributes_t) {pt.value("PAPI_TOT_CYC"), pt.value(getEvent()), getEvent(),
planOperationName(), _operatorId, startTime,
endTime, threadId, cardinality};
}
setState(OpSuccess);
return this;
}