chunshao.rcs

Maybe expose table role in `system.public.tables`.

> iox 已经去掉了 inverted index, 全靠 datafusion 执行引擎 table scan In some scenes(like point query used in alerts), batch scan may be much more expensive compared to scaning/getting filterd rows...

I agree with @ShiKaiWi > @ygf11 This is good proposal but considering that more implements of these components will be provided in the future, `Wal`, `Store` and other components needed...

> # Checklist > * [x] Write [feat: write hybrid storage format #185](https://github.com/CeresDB/ceresdb/pull/185) > * [ ] Read > * [ ] Add table option for storage format > *...

@KharitonOff Please take a look.

Maybe upgrade parquet can resolve this panic. https://github.com/apache/arrow-rs/commit/1434d1f4ddbe50e7729b7b69bdb8b7e10934f806