```
┌───────────────now()─┬─event────────────────┬────────────────value─┐
│ 2022-10-28 08:09:26 │ UserTimeMicroseconds │ 13760641375459361349 │
│ 2022-10-28 08:11:57 │ UserTimeMicroseconds │ 17081055181340065261 │
│ 2022-10-28 08:13:31 │ UserTimeMicroseconds │  2803275110436731712 │
│ 2022-10-28 08:14:19 │ UserTimeMicroseconds │  4039206916108154442 │
│ 2022-10-28 08:15:49 │ UserTimeMicroseconds │  5422712665390374116 │
└─────────────────────┴──────────────────────┴──────────────────────┘
```

It can not grow so fast. 

```
SELECT formatReadableTimeDelta((17081055181340065261 - 13760641375459361349) / 1000000)

Query id: 7bbb071d-6204-413d-ba7a-222c89aca743

┌─formatReadableTimeDelta(divide(minus(17081055181340065261, 13760641375459361349), 1000000))─┐
│ 105289 years, 7 months, 16 days, 20 hours and 18 minutes                                    │
└─────────────────────────────────────────────────────────────────────────────────────────────┘
```
{
    if (!query_context->hasQueryContext())
        throw Exception(
            ErrorCodes::LOGICAL_ERROR, "Cannot initialize query scope without query context");
    CurrentThread::initializeQuery();
    CurrentThread::attachQueryContext(query_context);
}
void CurrentThread::QueryScope::logPeakMemoryUsage()
{
    auto group = CurrentThread::getGroup();
    if (!group)
        return;
    log_peak_memory_usage_in_destructor = false;
    group->memory_tracker.logPeakMemoryUsage();
}
CurrentThread::QueryScope::~QueryScope()
{
    try
    {
        if (log_peak_memory_usage_in_destructor)
            logPeakMemoryUsage();
        CurrentThread::detachQueryIfNotDetached();
    }
    catch (...)
    {
        tryLogCurrentException("CurrentThread", __PRETTY_FUNCTION__);
    }
}
}