mwish

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icon location China, Jiangxi Province, Nanchang icon location So high, so low, so many things to know.

Results 326 comments of mwish

GH-41579: [C++][Python][Parquet] Support reading/writing key-value metadata from/to ColumnChunkMetaData

@pitrou Would you mind take a look at this? I'm planning to merge this pr this week if no negative comments

GH-41579: [C++][Python][Parquet] Support reading/writing key-value metadata from/to ColumnChunkMetaData

Thanks all, merged!

proposal: refactor and enhance the write batch extractor

By the way, would it better to making rdb have the same structure? Or they're totally different?

Make compression adaptive with V2 data pages

A config is ok to me. It also makes sense in https://github.com/apache/arrow/blob/03896451c69658105e857ae7103e5081bbaa9bd6/cpp/src/parquet/column_writer.cc#L1051

Performance issues when loading data from S3

Generally, reading from S3 would usally much slower than read from local file. However, I guess it downgrade too much. Would you mind do a profile and find which part...

Performance issues when loading data from S3

https://github.com/apache/arrow/issues/36765 Would this be the same issue? @westonpace