![]() This enables a single data source to support different join types depending on the analysis being performed. Each table in the data source remains normalized and in its native level of detail. This relationship does not specify a join type, instead, the join type is determined at the time of analysis based on the context of the visualization. This logical layer sits above the physical layer and allows relationships to be defined between tables. With this update, Tableau introduced a logical layer to the data model. This often resulted in cumbersome processes that required a lot of data processing and resulted in long query times.Įverything changed with version 2020.2. Having a bit of background with data will help, but you don't need to know scripting, SQL or database structures.In the past, Tableau Desktop limited users to establish a data model utilizing only a physical layer where unions and joins were defined. This book will simplify Tableau for beginners to build on the foundations to help you understand how Tableau really works and then builds on that knowledge with practical examples before moving on to advanced techniques. ![]() This Tableau book is for anyone who wants to understand data. Share your data stories to build a culture of trust and action.Enable smart decisions with data clustering, distribution, and forecasting.Master advanced topics such as sets, LOD calculations, and much more.Create and use calculations to solve problems and enrich the analytics.Leverage Tableau Prep Builder's amazing capabilities for data cleaning and structuring.Connect to various data sources to bring all your data together.Explore exciting new Data Model capabilities.Develop stunning visualizations to explain complex data with clarity.You will further use Tableau Prep's ability to clean and structure data and share the stories contained in your data.īy the end of this book, you will be proficient in implementing the powerful features of Tableau 2020 for decision-making. We then move on to maps and geospatial visualization, and the new Data Model capabilities introduced in Tableau 2020.2. This Tableau book will introduce you to visual statistical analytics capabilities, create different types of visualizations and dynamic dashboards for rich user experiences. Up next, we show table calculations, how to extend and alter default visualizations, build an interactive dashboard, and master the art of telling stories with data. ![]() We then take an in-depth look at level of detail (LOD) expressions and use them to solve complex data challenges. We teach you to use a wide variety of visualizations to analyze and communicate the data, and introduce you to calculations and parameters. We then demonstrate various types of connections and how to work with metadata. The book starts by taking you through foundational principles of Tableau. Learning Tableau strengthens your command on Tableau fundamentals and builds on advanced topics. Learn implementing effective data storytelling to redefine how your business leverages data and makes decisions.Understand visualizing data and creating interactive dashboards to gain meaningful insights.Explore the latest Tableau 2020 features and redefine business analytics for your firm.A new fifth edition, updated for Tableau 2022, is now available. Publisher's note: This edition from 2020 is outdated and does not make use of the most recent Tableau features.
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