The Removal Operation in Power Query Editor in Power BI allows you to remove unnecessary rows or columns from your dataset. This is a common data-cleaning step to eliminate irrelevant or redundant information, improving dataset quality and reducing report complexity. When to Remove Rows and Columns Remove Rows: Remove Columns: Example Table: Sales Data OrderID …
The Format Operation in Power Query Editor in Power BI is used to transform text data in a column to a specific format, such as changing the case, trimming spaces, or adding prefixes or suffixes. This operation is particularly useful for cleaning and standardizing text data before using it in reports. Key Format Operations in …
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Important Filter Functions in DAX in Power BI Filter functions in DAX are used to perform advanced filtering and retrieve specific subsets of data for calculations or visualizations. Below are some key filter functions, explained with examples using a Sample Superstore dataset. 1. FILTER() Dataset: Order ID Sales Discount 1 100 5% 2 200 15% …
Important Date and Time Functions in DAX (Power BI) DAX provides a variety of date and time functions to analyze and manipulate date-related data. Below are some of the most commonly used ones, explained with examples using a Sample Superstore dataset. 1. TODAY() Dataset: Order ID Order Date 1 2024-01-01 2 2024-03-15 3 2024-07-10 DAX …
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The Online Retail Dataset from the UCI Machine Learning Repository, with fields such as InvoiceNo, StockCode, Description, Quantity, InvoiceDate, UnitPrice, CustomerID, and Country, is ideal for creating dashboards focused on sales, customer behavior, and inventory analysis. Below are some dashboard ideas you can create in Power BI: 1. Sales Performance Dashboard Objective: Monitor overall sales …
Understanding PRODUCT and PRODUCTX in DAX 1. PRODUCT Function Example: Total Sales Multiplication We want to calculate the product of all values in the Sales column. Dataset: Order ID Sales 1 100 2 200 3 50 DAX Formula: Calculation: Result: Edge Cases: 2. PRODUCTX Function Example: Product of Profit Values We want to calculate the …
Understanding MAX, MAXA, and MAXX in DAX in Power BI 1. MAX Function Example: Find the maximum sales amount from the Sales column. Dataset: Order ID Sales 1 100 2 200 3 150 4 BLANK DAX Formula: Result: 2. MAXA Function Example: Find the maximum value in the Sales column using MAXA. Dataset: Order ID …
In DAX, COUNT, COUNTAX, and COUNTX are functions used to count rows or evaluate expressions across rows in a table. They differ in their behavior, input types, and use cases. 1. COUNT Function Example Using Sample Superstore Assume the Sales table has the following data: Order ID Sales Region Discount O001 100 East 0.10 O002 …
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In DAX, AVERAGE and AVERAGEA are used to calculate the mean of a column of values, but they differ in how they handle non-numeric values. AVERAGE Function AVERAGEA Function Example Using the Superstore Dataset Assume the Sample Superstore dataset has the following key columns: We’ll focus on the Sales and Discount columns for the examples. …
The APPROXIMATEDISTINCTCOUNT function in DAX is used to approximate the number of distinct values in a column, especially when dealing with large datasets where exact counts might be computationally expensive. This function is part of Power BI’s efforts to enhance performance by using approximation techniques when calculating distinct values. Syntax When to Use APPROXIMATEDISTINCTCOUNT Example …
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