March 2025
Beginner to intermediate
260 pages
7h 25m
Portuguese (Portugal, Brazil)
Content preview from Bancos de dados de streaming
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Capítulo 2. Plataformas de processamento de fluxo contínuo
Este trabalho foi traduzido com recurso a IA. Agradecemos o teu feedback e comentários: translation-feedback@oreilly.com
No Capítulo 1, apresentamos um caso de uso simples para obter dados em tempo real para os consumidores. Também apresentamos os conectores e como eles podem converter dados em repouso em dados em movimento (ou fluxos de eventos) e depois publicá-los em tópicos em plataformas de fluxo contínuo.
Os fluxos de eventos podem agora ser lidos, mas muito provavelmente ainda não estão num formato que os consumidores possam utilizar. Os eventos tendem a necessitar de limpeza e preparação antes de serem submetidos a processamento analítico. Os eventos também precisam de ser enriquecidos com contexto para que sejam suficientemente úteis para obter informações. O processamento analítico depende em grande medida da exatidão e da fiabilidade dos dados. Ao resolver problemas como valores em falta, inconsistências, duplicações e outliers, a qualidade dos dados é melhorada, conduzindo a resultados analíticos mais fiáveis e precisos.
Na Figura 2-1, a preparação dos dados de eventos também pode afetar significativamente o desempenho das consultas analíticas. Ao otimizar o layout, a indexação e o particionamento dos dados, a eficiência da recuperação e do processamento dos dados pode ser melhorada. Isto inclui técnicas como a desnormalização de dados, armazenamento em colunas e estratégias de indexação adaptadas à carga de ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.