The PATHLENGTH function in DAX is a utility function designed for parent-child hierarchies. It is used to calculate the number of levels in a hierarchical path, which is often represented…
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Optimizing Power BI performance ensures faster report loading, efficient data processing, and a seamless user experience. Slow reports can frustrate users and hinder decision-making. By fine-tuning data models, queries, DAX…
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Waterfall charts are a specialized type of bar chart that visually demonstrate how an initial value is affected by a series of intermediate positive and negative changes, leading to a…
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The ALLSELECTED function in DAX returns all rows in a table or column while retaining filters applied by slicers or visuals in the current report. Unlike ALL, it respects outer…
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The RELATEDTABLE function in DAX is used to retrieve a filtered table that contains all rows from a related table. This relationship is established through existing model relationships, such as…
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The AND function in DAX is a logical function that checks whether two conditions are both TRUE. It returns TRUE if both conditions evaluate to TRUE; otherwise, it returns FALSE.…
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A scatter plot is a type of data visualization that displays individual data points on a Cartesian coordinate system, with two variables plotted along the X and Y axes. Each…
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The OR function in DAX (Data Analysis Expressions) is a logical operator that returns TRUE if either or both of the conditions are satisfied, and FALSE otherwise. It is widely…
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The MID function in DAX is a powerful text function used to extract a substring from a text string, starting at a specified position and for a defined length. This…
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Writing custom functions in M Language (used in Power Query) allows users to automate repetitive tasks, simplify complex transformations, and improve query efficiency. Custom functions help in modularizing logic, making…