April 2025
Beginner to intermediate
310 pages
8h 37m
Portuguese (Portugal, Brazil)
Content preview from Aprende a usar o Microsoft Power BI
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Capítulo 6. Juntar as peças do puzzle: Dos dados brutos ao relatório
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Nos primeiros cinco capítulos deste livro, estabelecemos as bases para a utilização do Power BI. Neste capítulo, aprenderás a passar de dados em bruto no Excel para um relatório do Power BI.
Para o fazer, trazemos os dados da Universidade da Escola Fixe com que já trabalhámos até agora e adicionamos dados das notas de uma segunda turma utilizando o Power Query para organizar os nossos dados na forma pretendida. Depois, constrói as relações necessárias para que os dados se encaixem. Depois disso, criaremos algumas medidas para nos ajudar a obter informações mais detalhadas.
Por fim, vamos criar a nossa primeira página de relatório com algumas imagens simples e prontas a usar que nos ajudarão a saber um pouco mais sobre o desempenho dos nossos alunos. Este primeiro relatório simples deve permitir que os nossos utilizadores obtenham informações valiosas sobre as nossas turmas que não tinham antes e que nos ajudarão a contar uma história que servirá de base para a nossa futura tomada de decisões.
A tua primeira importação de dados
Vamos começar por importar os dados de que precisas. Primeiro, localiza os seis ficheiros Excel no ficheiro ZIP associado a este texto. Inicialmente, vamos concentrar-nos em três ficheiros, ignorando os outros três cujos nomes têm "Chapter6Addition" no final. Não te preocupes, ...
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