NABoolean isParentQueryCanceled()
{
NABoolean isCanceled = FALSE;
CliGlobals *cliGlobals = GetCliGlobals();
StatsGlobals *statsGlobals = cliGlobals->getStatsGlobals();
const char *parentQid = CmpCommon::context()->sqlSession()->getParentQid();
if (statsGlobals && parentQid)
{
short savedPriority, savedStopMode;
statsGlobals->getStatsSemaphore(cliGlobals->getSemId(),
cliGlobals->myPin(), savedPriority, savedStopMode,
FALSE /*shouldTimeout*/);
StmtStats *ss = statsGlobals->getMasterStmtStats(parentQid,
strlen(parentQid), RtsQueryId::ANY_QUERY_);
if (ss)
{
ExMasterStats *masterStats = ss->getMasterStats();
if (masterStats && masterStats->getCanceledTime() != -1)
isCanceled = TRUE;
}
statsGlobals->releaseStatsSemaphore(cliGlobals->getSemId(),
cliGlobals->myPin(), savedPriority, savedStopMode);
}
return isCanceled;
}
_callable void removeProcess()
{
CliGlobals *cliGlobals = GetCliGlobals();
StatsGlobals *statsGlobals = cliGlobals->getStatsGlobals();
if (statsGlobals != NULL)
{
int error = statsGlobals->getStatsSemaphore(cliGlobals->getSemId(),
cliGlobals->myPin());
if (error == 0)
{
statsGlobals->removeProcess(cliGlobals->myPin());
statsGlobals->releaseStatsSemaphore(cliGlobals->getSemId(), cliGlobals->myPin());
statsGlobals->logProcessDeath(cliGlobals->myCpu(), cliGlobals->myPin(), "Normal process death");
}
else if (error == 4011)
{
// BINSEM_LOCK_ timed out. Halt the CPU
PROCESSOR_HALT_ (SQL_FS_INTERNAL_ERROR);
}
}
}
