//the naive query processor, just pick the query random one by one.
DWORD WINAPI tp_naiveQP( LPVOID lpParam )
{
tp_batchQuery* pData;
pData = (tp_batchQuery*)lpParam;
int totalQuery=pData->totalQuery;
char** sqlQuery=pData->sqlQuery;
Query_stat *gQstat=pData->stat;
int threadid=pData->threadid;
int curQuery;
char* query=NULL;
setHighPriority();
while(1)
{
//get the tuples to sort
EnterCriticalSection(&(PoolLock));
curQuery=CurentID++;
LeaveCriticalSection(&(PoolLock));
if(curQuery>=numQueries)
{
break;
}
query=sqlQuery[curQuery];//the query pick going to be execute
tp_singleQuery* pData = (tp_singleQuery*) HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY, sizeof(tp_singleQuery));
pData->init(gQstat[curQuery].eM,query,curQuery,threadid);
tp_QueryThread(pData);
HeapFree(GetProcessHeap(),0, pData);
//resetGPU();
}
return 0;
}
void tp_QueryThread(tp_singleQuery* _pData)
{
char* query=_pData->query;
EXEC_MODE eM=_pData->eM;
int id=_pData->id;
int tid=_pData->postThreadID;
setHighPriority();
QueryPlanTree tree;//set GPUONLY_QP always false. Assume CoProcessor can only see host data. so directly cancell it.
tree.buildTree(query);
tree.execute(eM);
int len=tree.planStatus->numResultColumn*tree.planStatus->numResultRow;
free(tree.planStatus->finalResult);
}
static void *waitForData0(void *arg)
{
(void)arg;
setHighPriority(10);
while(1)
{
if (waitForInterrupt (D0_PIN, -1) > 0)
{
bitCount++;
flagDone = 0;
wiegand_counter = WIEGAND_WAIT_TIME;
}
}
return NULL;
}
