README

Name

Red Parquet

Description

Red Parquet is a Ruby bindings of Apache Parquet. Red Parquet is based on GObject Introspection.

Apache Parquet is a columnar storage format.

GObject Introspection is a middleware for language bindings of C library. GObject Introspection can generate language bindings automatically at runtime.

Red Parquet uses Parquet GLib and gobject-introspection gem to generate Ruby bindings of Apache Parquet.

Parquet GLib is a C wrapper for Parquet C++. GObject Introspection can't use Parquet C++ directly. Parquet GLib is a bridge between Parquet C++ and GObject Introspection.

gobject-introspection gem is a Ruby bindings of GObject Introspection. Red Parquet uses GObject Introspection via gobject-introspection gem.

Install

Install Parquet GLib before install Red Parquet. Use Apache Arrow packages for installing Parquet GLib.

Install Red Parquet after you install Parquet GLib:

% gem install red-parquet

Usage

require "parquet"

# TODO

Dependencies

• Apache Parquet C++ with Apache Arrow support

• Parquet GLib

• Red Arrow

Authors

• Kouhei Sutou <kou@clear-code.com>

License

Apache License 2.0. See doc/text/apache-2.0.txt for details.

(Kouhei Sutou has a right to change the license including contributed patches.)