This book is the state of the art of optimizing DAX expressions in Power BI and Analysis Services semantic models. Learn how to locate performance bottlenecks, read the query plan and performance metrics, rewrite the slower part of an expression, and measure the performance improvements.
- Use tools like Power BI Desktop Performance Analyzer and DAX Studio
- Understand the DAX formula engine
- Learn characteristics of different storage engines (Verti Paq, Direct Query over SQL)
- Read DAX query plans
- Optimize common DAX constructs
- Solve security performance issues
- Improve Direct Query response time
- Control the data placement in composite models to avoid bottlenecks
Prerequisites: proficiency in DAX and SQL (for Direct Query), understanding of the Tabular engine used by semantic models, and familiarity with DAX Studio.
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Lingua Inglese ● Formato EPUB ● Pagine 816 ● ISBN 9781735365237 ● Dimensione 124.5 MB ● Casa editrice SQLBI Corp. ● Pubblicato 2024 ● Scaricabile 24 mesi ● Moneta EUR ● ID 9406322 ● Protezione dalla copia Adobe DRM
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