Text base ERD tool
Overview
unok/erdm - Text base ERD tool.
It is a tool to create documents such as ERD style image, HTML, DDL from text.
% erdm -output_dir out table_difinitions.erdm# Title: ER Sample
users/"site user master"
+id/"member id" [bigserial][NN][U]
nick_name/nickname [varchar(128)][NN]
password/"site password" [varchar(128)]
profile/profile [text]
articles/article
+id/"article id" [bigserial][NN][U]
title/"article title" [varchar(256)][NN]
contents/"article text" [text][NN]
owner_user_id/creator [bigint][NN] 0..*--1 users
tags/"tag master"
+id/"tag id" [bigserial][NN][U]
name/"tag name" [varchar(256)][NN][U]
article_tags/"article tag relation table"
+id [bigserial][NN][U]
article_id [bigint][NN] 0..*--1 users
tag_id [bigint][NN] 0..*--1 tags
