Power Bi Dax Dictionary Function By Function Explained
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Power Bi Dax Dictionary Function By Function Explained
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Author : Kiet Huynh
language : en
Publisher:
Release Date : 2023-09-08
Power Bi Dax Dictionary Function By Function Explained written by Kiet Huynh and has been published by this book supported file pdf, txt, epub, kindle and other format this book has been release on 2023-09-08 with categories.
Welcome everyone to the book "Power BI DAX Dictionary: Function-by-Function Explained" In today's era of digital transformation, the power of data cannot be underestimated. Power BI, one of the renowned tools for Business Intelligence and data analysis, has become a crucial instrument in transforming data into valuable insights and gaining a deeper understanding of business. Power BI is a dynamic suite of business analytics tools developed by Microsoft, designed to empower organizations with interactive visualizations and business intelligence capabilities. It allows users to connect to various data sources, transform raw data into meaningful information, and share insights across the organization. DAX (Data Analysis Expressions), on the other hand, is the formula language used in Power BI and other Microsoft tools like Excel Power Pivot and Analysis Services Tabular. DAX is the key to unlocking the full potential of Power BI, enabling users to create sophisticated calculations and custom measures to analyze data in powerful ways. In "Power BI DAX Dictionary: Function-by-Function Explained" we embark on a comprehensive journey through the world of DAX functions. DAX can be a formidable landscape to navigate, but fear not! This book is your guide, breaking down each function, explaining its purpose, syntax, and usage, and providing practical examples to illustrate how it can be applied in real-world scenarios. Whether you are a data analyst, business intelligence professional, or simply someone interested in harnessing the power of data for better decision-making, this book is designed to be your companion in mastering DAX functions within the context of Power BI. In each chapter, we will explore a specific group of DAX functions, categorizing them based on their functional purposes, demystifying their complexities, and equipping you with the tools to effectively harness their potential. By the conclusion of this book, you will possess a strong grasp of these DAX function groups and the confidence to apply them for extracting actionable insights from your data. Get ready to explore the Function-by-Function DAX Dictionary, and let's embark on a journey of data discovery and analytical excellence with Power BI!
The Definitive Guide To Dax
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Author : Marco Russo
language : en
Publisher: Microsoft Press
Release Date : 2019-07-02
The Definitive Guide To Dax written by Marco Russo and has been published by Microsoft Press this book supported file pdf, txt, epub, kindle and other format this book has been release on 2019-07-02 with Computers categories.
Now expanded and updated with modern best practices, this is the most complete guide to Microsoft’s DAX language for business intelligence, data modeling, and analytics. Expert Microsoft BI consultants Marco Russo and Alberto Ferrari help you master everything from table functions through advanced code and model optimization. You’ll learn exactly what happens under the hood when you run a DAX expression, and use this knowledge to write fast, robust code. This edition focuses on examples you can build and run with the free Power BI Desktop, and helps you make the most of the powerful syntax of variables (VAR) in Power BI, Excel, or Analysis Services. Want to leverage all of DAX’s remarkable capabilities? This no-compromise “deep dive” is exactly what you need. Perform powerful data analysis with DAX for Power BI, SQL Server, and Excel · Master core DAX concepts, including calculated columns, measures, and calculation groups · Work efficiently with basic and advanced table functions · Understand evaluation contexts and the CALCULATE and CALCULATETABLE functions · Perform time-based calculations · Use calculation groups and calculation items · Use syntax of variables (VAR) to write more readable, maintainable code · Express diverse and unusual relationships with DAX, including many-to-many relationships and bidirectional filters · Master advanced optimization techniques, and improve performance in aggregations · Optimize data models to achieve better compression · Measure DAX query performance with DAX Studio and learn how to optimize your DAX
Microsoft Power Bi Performance Best Practices
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Author : Thomas LeBlanc
language : en
Publisher: Packt Publishing Ltd
Release Date : 2024-08-23
Microsoft Power Bi Performance Best Practices written by Thomas LeBlanc and has been published by Packt Publishing Ltd this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-08-23 with Computers categories.
Maximize the effectiveness of your Power BI solutions through performance optimization and drive superior business outcomes Key Features Learn how to build performant data models and apply row-level security Identify and fix performance issues in reports, DAX, and datasets using DAX Studio and VertiPaq Analyzer Implement a formal process for performance management, from setting targets to monitoring and remediating issues Purchase of the print or Kindle book includes a free PDF eBook Book DescriptionIn a world dominated by data, organizations heavily rely on business intelligence tools like Power BI for deriving insights and informed decision-making. Yet, as data volumes grow and user demands increase, achieving optimal performance becomes challenging. Author Thomas LeBlanc, a seasoned Business Intelligence Architect with over 30 years of IT experience, draws on his extensive expertise to guide you in overcoming challenges related to slow performance, data modeling, query optimization, visualization design, deployment, administration, integration, compliance, and security. This book covers topics ranging from architecture and data modeling to Power BI premium features, DAX formulas, and collaboration, helping you to gain a deep understanding of the Power BI architecture, design efficient data models, create efficient queries, and improve visualization performance. You’ll also learn best practices to deploy and manage Power BI solutions, integrate with other tools and systems, ensure compliance and security, and collaborate with team members. By the end of the book, you’ll have developed your knowledge and skills to design, build, and maintain high-performing, scalable, and efficient Power BI solutions to drive unparalleled business success.What you will learn Master setting realistic performance targets and proactively addressing performance challenges Understand the impact of architectural choices and configurations on performance optimization Develop streamlined Power BI reports and enhance data transformations for optimal efficiency Explore best practices for data modeling, mastering DAX, and handling large datasets effectively Gain insight into the intricate workings of Power BI Premium for enhanced performance Harness the potential of Azure services for extreme scale data processing Who this book is for If you are a data analyst, BI developer, or a data professional who wants to maximize the performance of your Power BI solutions and understand how to build advanced analytics solutions, this book is for you. It assumes familiarity with the major components of Power BI and a beginner-level understanding of their purpose and use cases.
Basics Of Power Bi Modeling
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Author : Reza Rad
language : en
Publisher: RADACAD Systems Limited
Release Date : 2020-09-11
Basics Of Power Bi Modeling written by Reza Rad and has been published by RADACAD Systems Limited this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-09-11 with Computers categories.
I have been dealing with many Power BI challenges in my professional life as a Power BI consultant and a trainer. Challenges normally come as calculation or DAX questions, or sometimes as a performance question. However, after digging deeper into the problem, soon, it will be revealed that the problem is related to a more fundamental challenge; data modeling.If you have a Power BI implementation with many calculation-related or performance-related issues, I strongly suggest looking into your data model because that is where most of the problems start.A good data model is a great base, which upon that, you can build up many stories of calculations and analysis. A bad data model causes problems on every level that you add upon it, and might sometime cause the whole solution to collapse.Fortunately, data modeling is not rocket science. I explained the basic principles of the data modeling with examples in this book. Use this book as the learning path towards a better data model. Most of the tips mentioned in this book are product-agnostic (such as star-schema, dimension, and fact tables). However, this book is particularly designed and developed for a Power BI product user.This book is for you if you are building a Power BI solution. If your task is only visualizing the existing data, this book might not be needed for you. However, What I have seen in many cases, is that the requirement starts with just visualize the data, and then more data tables appear, and you get into the tunnel of data modeling without knowing the principles of it. This book is a guide for you through that tunnel.
Optimizing Dax
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Author : Marco Russo
language : en
Publisher: SQLBI Corp.
Release Date : 2024-04-30
Optimizing Dax written by Marco Russo and has been published by SQLBI Corp. this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-04-30 with Computers categories.
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 (VertiPaq, DirectQuery over SQL) - Read DAX query plans - Optimize common DAX constructs - Solve security performance issues - Improve DirectQuery response time - Control the data placement in composite models to avoid bottlenecks Prerequisites: proficiency in DAX and SQL (for DirectQuery), understanding of the Tabular engine used by semantic models, and familiarity with DAX Studio.
The Modern Data Warehouse In Azure
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Author : Matt How
language : en
Publisher: Apress
Release Date : 2020-06-15
The Modern Data Warehouse In Azure written by Matt How and has been published by Apress this book supported file pdf, txt, epub, kindle and other format this book has been release on 2020-06-15 with Computers categories.
Build a modern data warehouse on Microsoft's Azure Platform that is flexible, adaptable, and fast—fast to snap together, reconfigure, and fast at delivering results to drive good decision making in your business. Gone are the days when data warehousing projects were lumbering dinosaur-style projects that took forever, drained budgets, and produced business intelligence (BI) just in time to tell you what to do 10 years ago. This book will show you how to assemble a data warehouse solution like a jigsaw puzzle by connecting specific Azure technologies that address your own needs and bring value to your business. You will see how to implement a range of architectural patterns using batches, events, and streams for both data lake technology and SQL databases. You will discover how to manage metadata and automation to accelerate the development of your warehouse while establishing resilience at every level. And you will know how to feed downstream analytic solutions such as Power BI and Azure Analysis Services to empower data-driven decision making that drives your business forward toward a pattern of success. This book teaches you how to employ the Azure platform in a strategy to dramatically improve implementation speed and flexibility of data warehousing systems. You will know how to make correct decisions in design, architecture, and infrastructure such as choosing which type of SQL engine (from at least three options) best meets the needs of your organization. You also will learn about ETL/ELT structure and the vast number of accelerators and patterns that can be used to aid implementation and ensure resilience. Data warehouse developers and architects will find this book a tremendous resource for moving their skills into the future through cloud-based implementations. What You Will Learn Choose the appropriate Azure SQL engine for implementing a given data warehouse Develop smart, reusable ETL/ELT processes that are resilient and easily maintained Automate mundane development tasks through tools such as PowerShell Ensure consistency of data by creating and enforcing data contracts Explore streaming and event-driven architectures for data ingestion Create advanced staging layers using Azure Data Lake Gen 2 to feed your data warehouse Who This Book Is For Data warehouse or ETL/ELT developers who wish to implement a data warehouse project in the Azure cloud, and developers currently working in on-premise environments who want to move to the cloud, and for developers with Azure experience looking to tighten up their implementation and consolidate their knowledge
Beginning Power Bi For Business Users
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Author : Paul D. Fuller
language : en
Publisher: John Wiley & Sons
Release Date : 2023-09-20
Beginning Power Bi For Business Users written by Paul D. Fuller and has been published by John Wiley & Sons this book supported file pdf, txt, epub, kindle and other format this book has been release on 2023-09-20 with Computers categories.
Discover the utility of your organization’s data with Microsoft Power BI In Beginning Power BI for Business Users: Learning to Turn Data into Insights, accomplished data professional and business intelligence expert Paul Fuller delivers an intuitive and accessible handbook for professionals seeking to use Microsoft’s Power BI to access, analyze, understand, report, and act on the data available to their organizations. In the book, you’ll discover Power BI’s robust feature set, learn to ingest and model data, visualize and report on that data, and even use the DAX scripting language to unlock still more utility from Microsoft’s popular program. Beginning with general principles geared to readers with no or little experience with reporting or data analytics tools, the author walks you through how to manipulate common, publicly available data sources—including Excel files and relational databases. You’ll also learn to: Use the included and tested sample code to work through the helpful examples included by the author Conduct data orchestration and visualization to better understand and gain insights from your data An essential resource for business analysts and Excel power users reaching the limits of that program’s capabilities, Beginning Power BI for Business Users will also benefit data analysts who seek to prepare reports for their organizations using Microsoft’s flexible and intuitive software.
Extreme Dax
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Author : Michiel Rozema
language : en
Publisher: Packt Publishing Ltd
Release Date : 2022-01-20
Extreme Dax written by Michiel Rozema and has been published by Packt Publishing Ltd this book supported file pdf, txt, epub, kindle and other format this book has been release on 2022-01-20 with Computers categories.
Discover the true power of DAX and build advanced DAX solutions for practical business scenarios Key FeaturesSolve complex business problems within Microsoft BI tools including Power BI, SQL Server, and ExcelDevelop a conceptual understanding of critical business data modeling principlesLearn the subtleties of Power BI data visualizations, evaluation context, context transition, and filteringBook Description This book helps business analysts generate powerful and sophisticated analyses from their data using DAX and get the most out of Microsoft Business Intelligence tools. Extreme DAX will first teach you the principles of business intelligence, good model design, and how DAX fits into it all. Then, you'll launch into detailed examples of DAX in real-world business scenarios such as inventory calculations, forecasting, intercompany business, and data security. At each step, senior DAX experts will walk you through the subtleties involved in working with Power BI models and common mistakes to look out for as you build advanced data aggregations. You'll deepen your understanding of DAX functions, filters, and measures, and how and when they can be used to derive effective insights. You'll also be provided with PBIX files for each chapter, so that you can follow along and explore in your own time. What you will learnUnderstand data modeling concepts and structures before you start working with DAXGrasp how relationships in Power BI models are different from those in RDBMSesSecure aggregation levels, attributes, and hierarchies using PATH functions and row-level securityGet to grips with the crucial concept of contextApply advanced context and filtering functions including TREATAS, GENERATE, and SUMMARIZEExplore dynamically changing visualizations with helper tables and dynamic labels and axesWork with week-based calendars and understand standard time-intelligenceEvaluate investments intelligently with the XNPV and XIRR financial DAX functionsWho this book is for Extreme DAX is written for analysts with a working knowledge of DAX in Power BI or other Microsoft analytics tools. It will help you upgrade your knowledge and work with analytical models more effectively, so you'll need practical experience with DAX before you can get started.
Supercharge Power Bi
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Author : MrExcel's Holy Macro! Books
language : en
Publisher: Packt Publishing Ltd
Release Date : 2024-09-26
Supercharge Power Bi written by MrExcel's Holy Macro! Books and has been published by Packt Publishing Ltd this book supported file pdf, txt, epub, kindle and other format this book has been release on 2024-09-26 with Computers categories.
Master the power of DAX and data modeling in Power BI to elevate your data analysis skills. This comprehensive guide covers essential functions, advanced techniques, and practical examples for mastering business analytics. Key Features Comprehensive coverage of DAX functions Step-by-step progression from basics to advanced topics Practical examples to reinforce learning Book DescriptionThis guide is designed to empower Power BI users with advanced skills in data modeling and DAX. It begins with an introduction to the foundational concepts of data modeling, where you'll learn how to structure your data for optimal performance and analysis. You’ll then progress to mastering essential DAX functions, including iterators, filters, and time intelligence. These chapters will help you create sophisticated calculations that bring your data to life. As you advance, the guide delves into more complex topics like evaluation context, context transition, and disconnected tables. These concepts are crucial for understanding how DAX formulas interact with your data, enabling you to build more accurate and insightful reports. The guide also covers practical applications, such as transferring DAX skills to Excel and using advanced Power BI features like Analyze in Excel and Cube Formulas. By the end of this book, you'll have a deep understanding of both data modeling and DAX, equipping you with the knowledge to tackle complex data challenges. Whether you’re working on business intelligence projects or enhancing your data analysis capabilities, this guide will give you the tools to excel in Power BI.What you will learn Create and load data models Master DAX functions Utilize filter propagation Implement time intelligence Transition context efficiently Transfer DAX skills to Excel Who this book is for This book is ideal for data analysts, business intelligence professionals, and Power BI users looking to deepen their understanding of DAX and data modeling. A basic understanding of Power BI and familiarity with data analysis concepts are recommended.
Power Bi Dax Simplified
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Author : Reza Rad
language : en
Publisher: Independently Published
Release Date : 2021-07-17
Power Bi Dax Simplified written by Reza Rad and has been published by Independently Published this book supported file pdf, txt, epub, kindle and other format this book has been release on 2021-07-17 with categories.
DAX is the language of data analysis in Microsoft Power BI, Azure Analysis Services, and Excel Power Pivot. DAX is a powerful language that can quickly empower you to analyze year-over-year or rolling 12 months calculations. It is rare to find an analytics solution using Microsoft technologies (especially Power BI) that doesn't require some calculations to be written by DAX. As a Power BI (or Microsoft BI) developer, it is essential to learn this language and master it. Learning a language is not just learning the structure and functions. It is learning how, where, and when to use it so that you can solve real-world problems with it. In my training and consulting experience on Power BI, I realized that DAX is the weak point for many Power BI users. DAX itself is not a complex language. It is merely a language of expression. The complexity of learning DAX is not the formula or the functions. It is how to use it in real-world scenarios and how it performs on a dataset or visual. I have been writing many blogs about DAX for many years. My blog articles are all coming from my experience working with Power BI. I found it helpful to compile them all in a book. Because my blog articles practically explain things, I thought it better to title it as a practical way of learning DAX by examples. Indeed, there are books, articles, and Microsoft documentation on how each function works where and how. However, learning these through an example would bring a new way of understanding it. A good analytics solution is a combined outcome of a good data model, good data preparation, and good analytics and calculations. I have written another book about the Basics of modeling in Power BI. This book is covering the calculation and DAX aspects of it. This book is for you if you are building a Power BI solution. Even if you are just visualizing the data, calculations are an essential part of analytics. You do need to have the calculation ready before visualizing it. This is not a book to explain every single function in DAX. The approach in this book is to have practical examples. Every chapter is based on real-world examples of using a combination of functions to solve a challenge. You can start from any chapter and finish at any chapter. The order of chapters suggested in this book is just a guideline to help you have a smooth flow of topics. Each chapter can be read without needing other chapters. Examples of this book are designed in a way that you can use the learning straight away in your Power BI file.