zlmdb icon indicating copy to clipboard operation
zlmdb copied to clipboard

Object-relational in-memory database layer based on LMDB

Introduction to zLMDB

.. image:: https://img.shields.io/pypi/v/zlmdb.svg :target: https://pypi.python.org/pypi/zlmdb :alt: PyPI

.. image:: https://github.com/crossbario/zlmdb/workflows/main/badge.svg :target: https://github.com/crossbario/zlmdb/actions?query=workflow%3Amain :alt: Build

.. image:: https://readthedocs.org/projects/zlmdb/badge/?version=latest :target: https://zlmdb.readthedocs.io/en/latest/?badge=latest :alt: Documentation

.. image:: https://github.com/crossbario/zlmdb/workflows/deploy/badge.svg :target: https://github.com/crossbario/zlmdb/actions?query=workflow%3Adeploy :alt: Deploy

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)