ITmedia

ERD（いーあーるでぃー）：情報マネジメント用語辞典

ERモデルを描き表すための表記法、あるいはその表記法によって記述された図のこと。狭義には提唱者のピーター・チェン（Peter P. Chen）によるオリジナルの表記法のことをいい、広義にはそれを基に拡張・発展した各種の表記法をいう。 ERDにはさまざな ...
GitHub

Train Booking System Database

This repository contains the design and implementation of a Train Booking System Database. The project showcases how to model, implement, and query a relational database for managing train bookings, ...
IEEE

Clustering Entity Relationship Diagrams: Enhancing Feedback Quality and Grading Consistency ...

Abstract: This innovative practice full paper introduces a tool for clustering Entity Relationship Diagrams (ERDs) and explores its application in large classes. ERDs are fundamental for database ...
GitHub

ERD-Normalization-Best-Practice

• Jika Entity yang akan berelasi dengan Entity lain memiliki persamaan nilai Attribute Key, maka bisa digunakan sebagai acuan bersama. • Namun jika pada kasusnya Attribute Key berbeda / independen ...
dbta

Don’t Do the Too-Many-Foreign-Keys Thing!

Occasionally one sees an entity-relationship diagram (ERD) having an unusual characteristic. The unusual element is an entity (or more than one) that seems to have a relationship with every other ...