design patterns

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  1. Demystifying Database Design: A Guide to Composite Keys and Unique IDs in Ruby on Rails
    This approach combines two or more columns to uniquely identify a record. Imagine a table storing information about Orders
  2. Unlocking Data Analytics: An Introduction to Star Schema Design with Examples
    Imagine you manage a movie rental store with information like customers, movies, rentals, and return dates. Analyzing this data requires efficiently finding trends like popular movies rented by specific customer groups or revenue generated by each genre