When I have a date in my parquet file (exactly an int32 with DATE annotation), it's interpretated as an object. result in pandas LineTotal float64 OrderQty float64 ProductID int64 SalesOrderDetailID ...
Apache Parquet, which provides columnar storage in Hadoop, is now a top-level Apache Software Foundation (ASF)-sponsored project, paving the way for its more advanced use in the Hadoop ecosystem.
Apache Arrow defines an in-memory columnar data format that accelerates processing on modern CPU and GPU hardware, and enables lightning-fast data access between systems. Working with big data can be ...
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