Chaojun Zhang

> Hi @chaojun-zhang. For future reference, could you add more context on what these extensions are and why they are needed? When convert a velox plan into substrait plan, we...

> @chaojun-zhang ChaoJun, would it be possible to provide the overall design for how the function mappings will be handled in the Substrat-to-Velox plan conversions? I see that functions are...

Hi Andrus, do you have a time to look at the PR for this issue?