Comment on Improving Parquet Dedupe on Hugging Face HubparentComments−kwillets1yOne more: do you prefer the CDC technique over using the rowgroups as chunks (ie using knowledge of the file structure)? Is it worth it to build a parquet-specific diff?−ylowOP1yI think both are necessary. The cdc technique is file format independent. The row group method makes Parquet robust to it.
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One more: do you prefer the CDC technique over using the rowgroups as chunks (ie using knowledge of the file structure)? Is it worth it to build a parquet-specific diff?
I think both are necessary. The cdc technique is file format independent. The row group method makes Parquet robust to it.