```
ubuntu@ip-172-31-79-147:/opt/downloads$ clickhouse-local --max_threads 8 --query "WITH parseDateTimeBestEffort(extract(_path, 'pageviews-([\\d\\-]+)\\.gz$')) AS time, splitByChar(' ', line) AS values, splitByChar('.', values[1]) AS projects SELECT time, projects[1] AS project, projects[2] AS subproject, values[2] AS path, (values[3])::UInt64 AS hits FROM file('pageviews*.gz', LineAsString) WHERE length(values) >= 3" | pv > /dev/null
^C01GiB 0:01:08 [ 129MiB/s] [                                                                                                                                                                   <=>                                                                                    ]

ubuntu@ip-172-31-79-147:/opt/downloads$ clickhouse-local --max_threads 8 --query "WITH parseDateTimeBestEffort(extract(toLowCardinality(_path), 'pageviews-([\\d\\-]+)\\.gz$')) AS time, splitByChar(' ', line) AS values, splitByChar('.', values[1]) AS projects SELECT time, projects[1] AS project, projects[2] AS subproject, values[2] AS path, (values[3])::UInt64 AS hits FROM file('pageviews*.gz', LineAsString) WHERE length(values) >= 3" | pv > /dev/null
^C46GiB 0:00:48 [ 175MiB/s] [                                                                                                                                                                                                                                        <=>               ]
```

{
    if (!directory_watch)
    {
        
        if (!path_is_directory)
        {
            assert(file_infos.file_names.size() == file_infos.meta_by_inode.size());
            assert(file_infos.file_names.size() == file_infos.context_by_name.size());
            assert(file_infos.file_names.size() == 1);
            if (auto it = file_infos.context_by_name.find(file_infos.file_names[0]); it != file_infos.context_by_name.end())
            {
                it->second.status = FileStatus::UPDATED;
                return true;
            }
        }
        return false;
    }
    
    
    auto error = directory_watch->getErrorAndReset();
    if (error.has_error)
        LOG_ERROR(log, "Error happened during watching directory {}: {}", directory_watch->getPath(), error.error_msg);