Think of yourself building a program. It can be any types, such as website, app, etc. These applications may require database to show the data that the user requested. For example, you can think of a table that stores GPS-related data. The longitude ...
The world revolves around data. Economies are driven on data, intelligence is shaped on data, conglomerates rise and fall on data and most importantly, social mindset is constructed on data, whether by the consumer or not. You need to persist the ing...
This is the first article in a four-part series designed to make Distributed Database Systems easy to understand for everyone, even if you're new to the world of databases. In this part, we’ll cover what distributed databases are, why they matter, an...
Choosing the optimal database for your application involves understanding the strengths of different database categories. Below we break down several major types of databases, explaining each in simple terms, when to use them, key design consideratio...
Welcome back to Day 7 of the SQL tutorial series! 👋 Today, let’s explore the 5 main types of SQL commands — this will help you organize your learning and know whyyou’re writing a specific SQL statement. 📌 The 5 Types of SQL Commands CategoryPur...
What Are Data Types? Each column must be assigned a data type, such as: Data TypeDescriptionUsage Example in a Table CHARstring(0-255), can store characters of fixed length. Eg: Alice, all 50 is reserved here. Extra memory is wasted after stor...
Welcome back to Day 5 of the SQL tutorial series! CREATE DATABASE – Start Fresh Syntax: CREATE DATABASE database_name; -- Example: CREATE DATABASE college; This creates a brand-new database named college. After creating it: You usually switch to it ...
Requisitos Previos Sistema Operativo: Linux 8. Usuario: Acceso de root o un usuario con privilegios de sudo. Espacio en Disco: Al menos 20 GB de espacio libre (para Grid, RDBMS y la base de datos). Memoria RAM: Mínimo 4 GB (recomendado 8 GB o más...
Welcome to Day 4 of my SQL Tutorial Series! 👋 So far, we’ve learned what a database is, types of databases, and the role of a DBMS. Now, it’s time to talk about SQL itself, the operations it enables, and how data is organized. Let’s break it dow...
Hey everyone! 👋 Welcome to Day 3 of the SQL tutorial series. On Day 1, we learned what SQL is. On Day 2, we discussed the difference between a Database and a DBMS. Today, let’s explore the different types of databases you’ll encounter as you wor...
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