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Object-relational zero-copy in-memory database layer for LMDB.

Project description

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Object-relational in-memory database layer based on LMDB:

  • High-performance (see below)
  • Supports multiple serializers (JSON, CBOR, Pickle, Flatbuffers)
  • Supports export/import from/to Apache Arrow
  • Support native Numpy arrays and Pandas data frames
  • Automatic indexes
  • Free software (MIT license)

Apache Arrow

sudo apt install -y -V apt-transport-https
sudo apt install -y -V lsb-release
cat <<APT_LINE | sudo tee /etc/apt/sources.list.d/red-data-tools.list
deb $(lsb_release --codename --short) universe
deb-src $(lsb_release --codename --short) universe
sudo apt update --allow-insecure-repositories || sudo apt update
sudo apt install -y -V --allow-unauthenticated red-data-tools-keyring
sudo apt update
sudo apt install -y -V libarrow-dev         # For C++
sudo apt install -y -V libparquet-dev       # For Apache Parquet C++

sudo apt install -y -V libarrow-glib-dev    # For GLib (C)
sudo apt install -y -V libparquet-glib-dev  # For Parquet GLib (C)
pip install -r requirements-test.txt


0.1.0 (2018-06-11)

  • First release on PyPI.

Project details

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Filename, size & hash SHA256 hash help File type Python version Upload date
zlmdb-18.11.1-py2.py3-none-any.whl (54.4 kB) Copy SHA256 hash SHA256 Wheel py2.py3
zlmdb-18.11.1.tar.gz (124.9 kB) Copy SHA256 hash SHA256 Source None

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