IS – Data, Statistics and Visualisation
IS – Data, Statistics and Visualisation 1. TYPES OF DATA Structured Data: is organized in a highly predictable and well-defined structure. It follows a fixed schema. Examples include relational databases where data is organized into tables with predefined columns. Unstructured Data: Data that lacks a predefined data model or does not fit well into relational […]
Database Normalisation
Database Normalisation Database normalization is a process in database design that aims to organize and structure data in a way that reduces redundancy and dependency. The goal is to minimize data anomalies and improve data integrity. This is achieved by breaking down a large table into smaller, related tables and defining relationships between them. The […]