```
yes | clickhouse-local --format LineAsString --structure 'line String' --progress --query "SELECT * FROM table" > /dev/null
```
ReadBuffer & in_, const Block & header_, Params params_, const FormatSettings & format_settings_)
    : RegexpRowInputFormat(std::make_unique<PeekableReadBuffer>(in_), header_, params_, format_settings_)
{
}
RegexpRowInputFormat::RegexpRowInputFormat(