# COMBINA

## Y ## Understanding COMBINA

COMBINA is a DAX function that returns the number of combinations for a given number of items. The formula for the COMBINA function is:

COMBINA(number)

``` The number parameter is the number of items in each combination. For example, if you want to generate all possible combinations of three items from a set of five items, the number parameter would be 3. The COMBINA function is useful when you need to calculate the number of combinations for a given set of items. For example, if you have a list of products and you want to know how many unique combinations of three products you can create, you can use the COMBINA function to calculate the number of combinations. Using COMBINA in Power BI To use the COMBINA function in Power BI, you need to create a measure. A measure is a calculation that aggregates data in a table. Here's how you can create a measure using the COMBINA function: 1. Open Power BI and load the data you want to analyze. 2. Open the report view and select the table that contains the data you want to analyze. 3. Click on the "New Measure" button in the "Fields" pane. 4. In the formula bar, type in the following formula: ```

Combination = COMBINA(3)

``` 5. Replace the "3" with the number of items you want to include in each combination. 6. Press "Enter" to create the measure. Once you have created the measure, you can use it in your Power BI report. For example, you can create a visual that displays the number of unique combinations of products based on the number of items in each combination. Tips for Using COMBINA Here are some tips for using the COMBINA function in Power BI: - Use the COMBINA function to calculate the number of unique combinations of items in a set. - Use the COMBINA function in combination with other DAX functions to create more complex measures. - Experiment with different values for the number parameter to see how it affects the number of combinations. - Make sure you have a clear understanding of the data you are analyzing before using the COMBINA function. The COMBINA function is a powerful tool for generating combinations of items in Power BI. By using this function, you can quickly calculate the number of unique combinations of items in a set, which can be useful for analyzing and visualizing your data. If you are new to Power BI or DAX, we recommend experimenting with the COMBINA function to see how it can help you analyze and visualize your data. Power BI DAX Training Courses by G Com Solutions (0800 998 9248) Power BI DAX Intensive Training Course £1,050.00 – £26,550.00 Select optionsContinue Loading Done Power BI DAX Introduction £395.00 – £9,750.00 Select optionsContinue Loading Done Power BI DAX Intermediate £395.00 – £9,750.00 Select optionsContinue Loading Done Power BI DAX Advanced £395.00 – £9,750.00 Select optionsContinue Loading Done Upcoming Courses 24-26 Oct 23 (London or Online) Contact Us Subject Your Name (required) Company/Organisation Email (required) Telephone Training Course(s) Power BI Intensive TrainingPower BI introduction Power BI IntermediatePower BI AdvancedDAXPower Query MPower BI CertificationPower BI AdministrationPower PlatformPower AutomatePower AppsOTHER Your Message Upload Example Document(s) (Zip multiple files) ```
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