koshucode — a notational system for relational model
This repository contains a computer program named
koshu
that processes data written in Koshucode.
Koshucode is a notational system for people and computers
who read, write, and calculate relational data.
This notation widely improves the data literacy of all human beings.
Koshucode can be regarded as a data calculation system correspond to the numerical calculation system consisting of the Hindu-Arabic numerals and the arithmetic operators developed in Europe.
There are no released packages yet.
Please download a zipped repository file from GitHub.
Installation instructions are described
in INSTALL.md.
Koshu is the name of area in Japan that is today Yamanashi Prefecture. Koshu is translated from "甲州" in Kanji characters. The first character is "甲" (kō), and the second is "州" (shū). Koshucode corresponds to the Japanese word "甲州記法" (kōshū kihō).
User manual is not written yet. Please see examples or elementary book.
- Examples excerpt from The Relational Database Dictionary by C. J. Date
- The ABC of Koshucode (This book is written in Japanese)
koshu is implemented using Haskell.
There is Haddock documentation of the software libraries.
These libraries include Haskell modules for Koshucode.
As an example of koshu, a table of module dependencies
is calculated using dir-rank.k.
There are many bugs and potentials.