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This section dives into the world of relational and non-relational databases, teaching you how to visually represent database structures.

We'll dive deep into relational databases, giving you a thorough understanding of essential concepts. This includes topics like foreign keys, various ON DELETE options, and the different types of relationships.

Ready to build a database? This section will hone your skills, emphasizing the importance of a well-structured database for peak performance. Here, you'll grasp the fundamental principles of crafting user-friendly databases.

Nesta seção, você vai aprender como agrupar e trabalhar com esses dados. Para isso, vamos nos familiarizar com o operador GROUP BY. Você também aprenderá a filtrar dados agrupados utilizando o operador HAVING.

Nesta seção, você vai aprender o que são subconsultas aninhadas, como criá-las e como trabalhar com elas.

Nesta seção, você aprenderá como pode combinar várias tabelas, trabalhando assim com uma tabela comum, o que simplificará a criação de consultas.

Aprenda os fundamentos da Linguagem de Definição de Dados (DDL) e da Linguagem de Manipulação de Dados (DML) em SQL, incluindo como criar, modificar e deletar objetos de banco de dados, bem como inserir, atualizar e deletar dados dentro das tabelas.

Why do we need a database? How does the interaction between a database and code work? What tools are used for different types of databases? You will learn all about this in this section!

This section will tell you how to set up and use Hibernate. You will learn how this framework works, what ORM is, and how to work with databases efficiently. You will also learn to write basic operations with a connected database, demonstrating your skills in practice!

In this section, we will complete work on the project's foundation for employee management in the company. We will add the remaining operations and one more entity.

Explore o funcionamento interno da web. Aprenda como os dados viajam através das redes, descubra o papel dos protocolos e desvende os mistérios dos endereços IP e nomes de domínio. Obtenha um entendimento de alto nível de como os navegadores e servidores da web se comunicam para fornecer conteúdo na web.

Descubra o poder das tags para estruturar conteúdo, desde títulos e parágrafos até listas e tabelas. Aprenda como aprimorar os elementos com atributos.

O cerne da estrutura de um documento HTML. Aprenda os componentes de um documento HTML, incluindo a declaração do tipo de documento (doctype), cabeçalho (head) e corpo (body). Compreenda a finalidade de cada elemento e como eles contribuem para a estrutura geral de uma página web.

Torne uma página web mais atrativa com a ajuda de mídias como imagens, áudio e vídeo. Trabalhe com dados tabulares estruturados na forma de tabelas.

Explore a versatilidade dos formulários HTML. Aprenda a projetar formulários intuitivos e amigáveis ao usuário, utilizando conceitos e técnicas fundamentais. Descubra como os formulários permitem a interação do usuário e o envio de dados em sites.

You’ll learn the basics of backend development, including how the HTTP protocol works and the differences between HTTP and HTTPS. You’ll also study HTTP status codes and data formats like JSON and XML for transferring information between client and server.

In this section, we will dive into the essential concepts of backend development using Spring. We will cover various topics, including an introduction to Spring, the principles of Inversion of Control (IoC) and Dependency Injection (DI), the structure of a Spring Boot project, Spring MVC, three-tier architecture, and task management. Each chapter will build upon the previous one to provide a comprehensive understanding of backend development in a Spring environment.

This section covers the fundamentals and practical implementation of RESTful APIs, starting with the theoretical understanding of REST and its core principles. It also includes building your own API, working with DTOs, handling exceptions, integrating Swagger for documentation, and testing the API.

This section covers the basics of working with relational databases, including connection setup, migrations, and interaction with Object-Relational Mappers (ORM) using JPA and Hibernate. It discusses how to integrate databases with Spring Boot applications and explores key aspects of transaction management to ensure data integrity. The goal of this section is to enhance your database skills and promote their effective use in application development.

This section focuses on testing backend applications and covers essential topics such as the fundamentals of testing, unit testing using JUnit, and integration testing. It also explores the use of mock objects with the Mockito library to create effective and isolated tests. This section will help developers understand the importance of testing and learn how to utilize tools to enhance the quality and reliability of their applications.

This section provides an introduction to Redis, highlighting its core features and common use cases. You’ll learn how to install Redis on different platforms, including Windows and macOS, and get familiar with the basics of connecting to and starting the Redis server.

Here, we explore the essential Redis commands for managing and manipulating data effectively. You'll learn how to set, retrieve, increment, and delete data using commands like SET, GET, EXISTS, INCR, DECR, and tackle practical tasks to apply these concepts in real-world scenarios.

Here, you will learn about key Redis data types, including Lists, Sets, Sorted Sets, and Hashes. You will explore their functionality and practical applications through focused exercises designed to reinforce your understanding of each data type.

You'll explore advanced features of Redis, including managing key lifecycles, executing transactions, and leveraging the Pub/Sub messaging system. Additionally, you'll learn essential security practices to safeguard your Redis environment against unauthorized access.

This section introduces the fundamentals of caching and demonstrates how to configure Redis as a cache in a Spring application. It covers key caching annotations and practical examples of caching queries in web applications, concluding with a summary of the main concepts.