패키지 설치 pip install pyarrow fastparquet Collecting pyarrow Downloading pyarrow-6.0.1-cp36-cp36m-manylinux_2_17_x86_64.manylinux2014_x86_64.whl (25.6 MB) || 25.6 MB 338 kB/s Collecting fastparquet Downloading fastparquet-0.8.0.tar.gz (400 kB) || 400 kB 24.3 MB/s Preparing metadata (setup.py) ... done Requirement already satisfied: numpy>=1.16.6 in /usr/local/lib/python3.6/dist-packages (from pyarrow) (1.19.5) Requirement already satisfied: pandas>=1.1.0 in /usr/local/lib/python3.6/dist-packages (f...
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to_parquet
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대용량데이터볼러오기
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