Tag: Data Engineering
All the articles with the tag "Data Engineering".
Testing Data Pipelines: What to Validate and When
Published: at 04:00 PMAsk an application developer how they test their code and they'll describe unit tests, integration tests, CI/CD pipelines, and coverage metrics. Ask a data e...
Denormalization: When and Why to Flatten Your Data
Published: at 04:00 PMNormalization is the first rule taught in database design. Eliminate redundancy. Store each fact once. Use foreign keys. It's the right rule for transactiona...
Headless BI: How a Universal Semantic Layer Replaces Tool-Specific Models
Published: at 04:00 PMYour organization uses Tableau for executive dashboards, Power BI for operational reports, and Python notebooks for data science. Revenue is defined in Table...