Danny Chan

There is another issue we found about marker based log file rollback: https://github.com/apache/hudi/issues/11784

I think the doc is kind of legacy, OCC is a mature feature now.

You can try to put a `calcite-core` jar in the classpath.

Maybe related with these two fixes: https://github.com/apache/hudi/pull/5185 and https://github.com/apache/hudi/pull/8263

@usberkeley Thanks for the nice findings, would you mind to contribute this fix into 0.x-branch?

@Ytimetravel You are correct, recently we are considering to improve the clean table service for append only use case, the clean table service would inspect the timeline instant actions to...

Reopen it again because it is of high priority, let's close it when it is tackled.

Do you have multiple jobs here? For lazy cleaning, only one cleaning is allowed now because the cleaning is not guarded by any lock currently, that means you can only...

Even if the marker exists, we can still take the rollback, this might be an possible improvement.

> So can we introduce a in-memory-map used for caching key-value pairs with different elimination strategies, ie, LRU, LFU... In my implementation, I +1