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Showing posts with the label Pyarrow
Memory Leaks When Using Pandas_udf And Parquet Serialization?

Memory Leaks When Using Pandas_udf And Parquet Serialization?

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I am currently developing my first whole system using PySpark and I am running into some strange, m… Read more Memory Leaks When Using Pandas_udf And Parquet Serialization?
How To Write A Huge 2d Numpy Array Into A Buffer

How To Write A Huge 2d Numpy Array Into A Buffer

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I have a huge 2D numpy array (dtype=bool) and a buffer and I would like to write this 2D array into… Read more How To Write A Huge 2d Numpy Array Into A Buffer
Can Pyarrow Write Multiple Parquet Files To A Folder Like Fastparquet's File_scheme='hive' Option?

Can Pyarrow Write Multiple Parquet Files To A Folder Like Fastparquet's File_scheme='hive' Option?

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I have a multi-million record SQL table that I'm planning to write out to many parquet files in… Read more Can Pyarrow Write Multiple Parquet Files To A Folder Like Fastparquet's File_scheme='hive' Option?