ComDiagsArea *ExRaiseSqlError(CollHeap* heap, ex_queue_entry* req,
ExeErrorCode err,
Lng32 * intParam1,
char * stringParam1,
ComCondition** newCond)
{
ComDiagsArea* da = req->getDiagsArea();
if (da == NULL)
da = ComDiagsArea::allocate(heap);
else
da = da->copy();
return ExRaiseSqlError(heap, &da, (ExeErrorCode)(-err), newCond, intParam1, NULL, NULL, stringParam1);
}
void ex_queue::injectErrorOrCancel()
{
#ifdef _DEBUG
ex_queue_entry *qe = getQueueEntry(tail_-1);
// DO the ol' switcheroo, but not every time.
ULng32 freq = insertSubtask_->getTcb()->getGlobals()->getInjectErrorAtQueue();
if (freq == 0)
return;
if (upDown_ == UP_QUEUE)
{
if ((rand() & (freq-1)) != 0)
return;
NABoolean needsError = FALSE;
switch (qe->upState.status)
{
case Q_OK_MMORE:
{
needsError = TRUE;
qe->upState.status = Q_SQLERROR;
cerr << "Converting a Q_OK_MMORE to a Q_SQLERROR, from "
<< NodeTypeToString(unblockSubtask_->getTcb()->getNodeType())
<< "(" << unblockSubtask_->getTcb() << ")"
<< " to "
<< NodeTypeToString(insertSubtask_->getTcb()->getNodeType())
<< "(" << insertSubtask_->getTcb() << ")"
<< endl;
break;
}
case Q_NO_DATA:
if (!isFull())
{
needsError = TRUE;
qe->upState.status = Q_SQLERROR;
ex_queue_entry *newQNODATA = getTailEntry();
newQNODATA->upState = qe->upState;
newQNODATA->upState.status = Q_NO_DATA;
newQNODATA->getAtp()->copyAtp(qe->getAtp());
tail_++;
cerr << "Injecting a Q_SQLERROR before a Q_NO_DATA, from "
<< NodeTypeToString(unblockSubtask_->getTcb()->getNodeType())
<< "(" << unblockSubtask_->getTcb() << ")"
<< " to "
<< NodeTypeToString(insertSubtask_->getTcb()->getNodeType())
<< "(" << insertSubtask_->getTcb() << ")"
<< endl;
}
break;
default:
break;
}
if (needsError)
{
ComDiagsArea * da = qe->getDiagsArea();
if (!da)
da = ComDiagsArea::allocate(insertSubtask_->getTcb()->getHeap());
else
da = da->copy();
qe->setDiagsArea(da);
*da << DgSqlCode(-EXE_ERROR_INJECTED)
<< DgString0(__FILE__)
<< DgInt0(__LINE__);
}
}
#endif
return;
}