When we create predictions or analyze existing results, there is always the possibility of error. For this purpose, when displaying charts in Excel we have always been able to display error bars. Since recently, this option also exists in Power BI Desktop. In the “recipe” that follows, you will learn how to add and modify error bars on a column or bar chart.
When importing tables from data sources there is a possibility of error or import of empty values. Also, in order to optimize the model, there is often a need to see the structure of the data according to the columns. One way to achieve this is to filter the table and view the filter values. It can serve! However, Power Query has built-in tools that allow us to easily view data statistics …
Power BI Desktop reports are stored in PBIX files that contain connections, datasets, transformations, visualizations, and other report elements. If you want to save reports without data, you will use the option of creating a template, by saving as a PBIT file. If you want to save only the link to the data source you will create a PBIDS file.
Sparkline is a chart that is located inside the cell and shows the change in value over a given period of time, and is suitable for observing trends. It can be a Column or Line chart. This way of presenting data has been in Excel since version 2010, and has recently become available within the Power BI Desktop reporting platform. In the text that follows, you will find out how it is added and changed …
Power Query allows you, whether you use Excel or Power BI, to connect to numerous data sources, retrieve, transform, and use “refined” data to create reports. On that occasion, each step in the transformation process is recorded and, when you refresh the link to the source, the steps are repeated in the given order and you get tables of identical structure. What is a purpose of Dataflows?