```
SELECT * FROM url('https://hacker-news.firebaseio.com/v0/item/{1..100}.json', JSONEachRow,
$$
id UInt32,
deleted UInt8,
type Enum('story' = 1, 'comment' = 2, 'poll' = 3, 'pollopt' = 4, 'job' = 5),
by LowCardinality(String),
time DateTime,
text String,
dead UInt8,
parent UInt32,
poll UInt32,
kids Array(UInt32),
url String,
score Int32,
title String,
parts Array(UInt32),
descendants Int32
$$)
```

All requests are done from single thread.
{
    public:
        StorageURLSource(const Poco::URI & uri,
            const std::string & method,
            std::function<void(std::ostream &)> callback,
            const String & format,
            const std::optional<FormatSettings> & format_settings,
            String name_,
            const Block & sample_block,
            ContextPtr context,
            const ColumnsDescription & columns,
            UInt64 max_block_size,
            const ConnectionTimeouts & timeouts,
            const CompressionMethod compression_method,
            const ReadWriteBufferFromHTTP::HTTPHeaderEntries & headers_ = {})
            : SourceWithProgress(sample_block), name(std::move(name_))
        {
            ReadWriteBufferFromHTTP::HTTPHeaderEntries headers;
            for (const auto & header : headers_)
                headers.emplace_back(header);
            
            if (CurrentThread::isInitialized())
            {
                const auto & thread_trace_context = CurrentThread::get().thread_trace_context;
                if (thread_trace_context.trace_id != UUID())
                {
                    headers.emplace_back("traceparent",
                        thread_trace_context.composeTraceparentHeader());