=SUMX ( ProductSales, ProductSales [Sales] * CALCULATE ( VALUES ( MarketValue. The SELECTCOLUMNS function is a Data Analysis Expressions (DAX) function that allows you to create a new table by selecting specific columns from an existing table or by defining new columns. See Remarks and Related functions for alternatives. Deprecated. RELATED and LOOKUPVALUE are working similarly to LOOKUP function in Excel. The use of this parameter is not recommended. The RELATEDTABLE function performs a context transition from row context (s) to a filter context, and evaluates the expression in the resulting filter context. Before diving into the specifics. In this post, we’re gonna explain what’re the main differences between RELATED Vs LOOKUPVALUE DAX, and When you should use RELATED DAX function? as well as When you should use LOOKUPVALUE DAX function? and Which DAX function is better in terms of performance? Table of Contents 1 RELATED Vs LOOKUPVAL. Right-click on the table and choose “New measure. An equivalent expression for SELECTEDVALUE (<columnName>, <alternateResult>) is IF (HASONEVALUE (<columnName>), VALUES (<columnName>), <alternateResult>). The Related Function is a DAX function in Power BI that allows you to retrieve related values from a related table in the Data Model. Meanwhile, The RELATEDTABLE function allows you to retrieve a. Not recommended. CLOSINGBALANCEMONTH: Evaluates the expression at the last date of the month in the current context. The following example uses the RELATEDTABLE function to create a calculated column with the Internet Sales in the Product Category table: DAX. Not recommended. Does not support Logical values (TRUE/FALSE values). Step-2: Now create a new column in Product table. Most DAX functions require one or more arguments, which can include tables, columns, expressions, and. Returns a table with a set of selected columns. สิ่งสำคัญของการใช้งาน Power BI ที่ขาดไม่ได้และเป็นเรื่องสำคัญมาก ๆ อย่างหนึ่งนั้นคือ DAX (Data Analysis Expressions. Data Analysis Expressions (DAX) includes time-intelligence functions that enable you to manipulate data using time periods, including days, months, quarters, and years, and then build and compare calculations over those periods. Ensuring data consistency4. I have looked at many posts related to this issue but have not been able to find a solution. The RELATED DAX function can be utilized in advanced techniques for cash flow forecasting in Power BI. Please visit. Create table using DAX. ADDMISSINGITEMS. To know how to overcome the above issues and get the RELATED function work as expected and the IntelliSense list suggested columns, Please check Why the RELATED DAX function is not working in. For example, all sales…The RELATED function is a very simple function to use in DAX. The DAX function reference provides detailed information including syntax, parameters, return values, and examples for each of the over 250 functions used in. By defining. There. Relationship Functions: Using these DAX functions, you can return values from another related table, specify a particular relationship to use in an expression, and specify cross-filtering direction. The following COUNT. The COUNTA function internally executes COUNTAX, without any performance difference. DAX includes the following categories of functions: Date and Time, Time Intelligence, Information, Logical, Mathematical, Statistical, Text, Parent/Child, and Other functions. I always recommend using. The RELATED function is a key component of the Data Analysis Expressions (DAX) language in Power BI, which enables users to establish relationships. Identify the common fields between the tables that need to be related. FILTER can filter rows from a table by using any expression valid in the row context. When DAX RELATED function performs a lookup, it examines all values in the specified table regardless of any filters that may have been applied. See Remarks and Related functions for alternatives. ”. In DAX string comparison requires you more attention than in SQL, for several reasons: DAX doesn’t offer the same set of features you have in SQL, a few text comparison functions in DAX are only case-sensitive and others only case-insensitive,… » Read more. This function is deprecated. name. This function is deprecated. The use of this parameter is not recommended. The name of an existing column, using standard DAX syntax. The RELATED function is a powerful feature of DAX that allows users to retrieve data from related tables based on established relationships. What we need is to add prices from the pricelist to the table of sales. Hence, it can be used only in one of the following cases −. While using this DAX function it is important to understand the. DAX Function แนะนำฟังก์ชัน Related. Download the sample Power BI report here: RELATED. Even if the relationship is inactive, it will be used and overrides. So, I don't think it is used correctly here. Now, create a Measure to using DAX ALLSELECTED function and in that measure do sum of ‘ Sales’ column. The RELATEDTABLE function changes the context in which the data is filtered, and evaluates the expression in the new context that you specify. = SUMX(FILTER(InternetSales, InternetSales [SalesTerritoryID]=5), [Freight]) If you do not need to filter the column, use the SUM function. DATEADD DAX function and related issues; How to Use PARALLELPERIOD In Power BI; How to Use DATESINPERIOD In Power BI?Being designed as a querying function, SUMMARIZE performs several operations: It can group a table by any column, of the table itself or of related tables; It can create new columns, computing. Yes, the RELATED function is a type of relationship function in DAX. 1 . Calculatetable dax result. Note: We can also download Power BI. Power BI is one of the most robust and powerful business intelligence tools out there. Volatile. This article shows how you can use the FILTER function to do something similar and explains the differences between the two approaches. PowerBI has a feature called DAX functions that are used to perform various expressions by solving various equations and return values based on arguments and functional aspects. This function is deprecated. Table: The table from. It attempts to reuse the data that has been grouped making it highly. These functions are similar to financial functions used in Microsoft Excel. Give the “New column” name as “Discount %. This function is particularly useful when working with complex data models that involve multiple tables and relationships. Create table. CROSSJOIN. This tutorial highlights the DAX function, which assists in making inactive relations active as per the need of the calculation or visualization. New functions and updates are included in service, application, and tool updates which in most cases are monthly. DAX functions can be categorized into several types, including mathematical and statistical functions, text functions, date and time functions, logical functions, and many more. The RELATED DAX function can be leveraged to implement dynamic pricing analysis in Power BI. . Then you can use this column for comparison in DAX. Selecting each function shows a description of its effect. The RELATEDTABLE function assigns values from the associated table. DAX Patterns: Standard time-related calculations. A volatile function may return a different result every time you call it, even if you provide the same arguments. Dynamic pricing is a strategy that involves adjusting prices in real-time based on various factors such as demand, competition, and market conditions. The filter functions in DAX are among the most sophisticated and potent, and they are very different from Excel operations. » 2 related articles. If two tables are linked by more than one relationship, you can decide which relationship to activate by using USERELATIONSHIP. The RELATEDTABLE DAX function is used to retrieve a table that is related to the current row according to the defined relationships in the data model. A volatile function may return a different result every time you call it, even if you provide the same arguments. Optimizing date-related DAX functionsBy following these best practices,. DAX queries return results as a table right within the tool, allowing you to quickly create and test the performance of your DAX formulas. RELATED. Related functions. Relationships in the data model add much flexibility, and two DAX functions thrive on this capability. Related DAX Function 01-15-2023 07:09 PM. The use of this parameter is not recommended. Name: The name given to the column, enclosed in double quotes. RELATED and RELATEDTABLE should be used here. I'm not looking to produce a table, but a measure that when I use it in combination with other columns in Power BI, it applies the appropriate amount to each person in Table_1. Many of the functions in DAX are similar to the Excel date and time functions. This can be in either days, hours, minutes, months, quarters, seconds, weeks or years. DAX coding style using variablesSyntax: The syntax for both filter functions is similar, except for the function name: ALL: ALL (TableName or ColumnName,. Related articles. The use of this parameter is not recommended. Consider the RELATED function. In this article, we focus on a simple description of the function and its main use cases. Deprecated. Product Category Name. Hence, it can be used only in one of the following cases −. Examples include sum, add, true, false, etc. One of the most powerful features of Power BI is DAX (Data Analysis Expressions), which is a formula expression designed for advanced data. Related articles. Let’s get started-. Not recommended. Not recommended. Because of the similarities between Tabular data modeling and relational data. » Read more. DAX Functions A to Z ที่น่าสนใจ พร้อมวิธีใช้งาน ทั้งหมด 26 สูตร. Note. SUBSTITUE function is a Power BI DAX TEXT function that allows to replace existing text with new text in a text string. RELATED Vs LOOKUPVALUE DAX in Power BI. The FILTER function. It is used to establish a. Similarly, if we are at one side (DimTable), there will be multiple records in the fact table table corresponding to one of the rows of DimTable, and we use the RELATEDTABLE () function to get the corresponding record in the fact table (a table). » 6 related articles. The functions perform a particular operation on the enclosed values in arguments. . Jump to the Alternatives section to see the function to use. Returns the count of interval boundaries crossed between two. Data Analysis Expressions (DAX) is a library of functions and operators that can be combined to build formulas and expressions in Power BI, Analysis Services, and Power Pivot in Excel data models. Write the DAX expression using the ALL function, specifying the column or table to ignore filters on. We talked about LOOKUPVALUE a while ago; this is a simple function which returns the. If two tables are linked by more than one relationship, you can decide which relationship to activate by using USERELATIONSHIP. The RELATED DAX function is a powerful tool in Power BI that allows for efficient and accurate profitability analysis. Deprecated. In my next blog, we will learn more about DAX. This article provides a complete explanation of the behavior of the ALLxxx functions in DAX. Calendar Function. DAX Function แนะนำฟังก์ชัน Related. Microsoft believes that the cardinalities of the two end points are unimportant, the key difference between this type of relationship and the existing relationships is that it only supports cross-filtering, but not other semantics. This function is deprecated. DAX queries return results as a table right within the tool, allowing you to quickly create and test the performance of your DAX formulas. The Formats for dates, times, and numerals are also adjustable. We are done. DAX provides support to follow this relationship through functions such as RELATED and RELATEDTABLE. DAX CountX. This article shows how to use the USERELATIONSHIP function in DAX to change the active relationship in a CALCULATE function. The blog teaches us the 5 “ALL” related filter functions of DAX with practical examples. Understand the relationship, the direction, and the limitations of this function. We have several types of Text Functions in DAX, below is the table. End Date: The date you want to count the difference to. DAX formulas include functions, operators, and values to perform advanced calculations and queries on data in related tables and columns in tabular data models. Expression: Any expression that returns a scalar value like a column reference, integer, or string value. Not recommended. RELATED DAX Function (Relationships management) Syntax | Return values | Remarks | Examples | Articles | Related Returns a related value from another table. See Remarks and Related functions for alternatives. Aug 30, 2022. Without the IN operator, a possible alternative was storing the list of values in a separate table, similar to the one called Selection in the following. The RELATED function plays a crucial role. Related articles. By defining relationships, Power BI can accurately calculate ratios and perform other complex calculations based on the connected data tables. Status = RELATED (STATUS_TYPE [STATUS_TYPE_NAME]) The above query will add a new column and updates the values with the relative values from the other table. Go to the Modeling tab> Click on New table. We are done. A Many-to-many relationship will always be limited, as is a One-to-many relationship. Such a function requires a table in the first argument, which corresponds to the table that is grouped. RELATEDTABLE: Returns the related tables filtered so that it only includes t Related articles. The COUNTX function counts only values, dates, or strings. This cheat sheet is your handy companion when working with DAX formulas and statements in Power BI. Therefore, the IN operator is usually better. I am trying to bring a column from the dimension table to the fact table but using the DAX Related function but it is not working. DAX Function ALL พร้อมตัวอย่างการใช้งาน. You can use something like this. Microsoft regularly releases updates and new features for Power BI, which may include new DAX functions or improvements to existing ones. The primary key and foreign key are Reference Number. 4. I'm trying to write a simple dax function to multiply the noofunits from the pallet_detail table by the quantity in the bill_of_material_packaging_item table, but when I write the function, it doesn't find this as related? Packaging Units = sumx (bi_Pallet_DetailV,bi_Pallet_DetailV. COALESCE is a DAX function introduced in March 2020. It allows you to access data from a related table without creating complex joins or lookups in your query. Return Value and Further Remarks. RELATED. Not recommended. The order of conditions matters. While using this DAX function it is important to understand the following items: For this function to work it is important to ensure that there is a relationship created between the current table and the table with the related information you are. DAX คือชุดของ Functions, Operations และ Constants เพื่อการคำนวณใน Data Model ย่อมาจาก Data Analysis Expression โดย DAX สามารถนำไปใช้ใน Power BI, Excel (Power Pivot), SQL Server ได้ เพื่อคำนวณสร้าง Measure, Column, Table โดยมีสูตร. So you can try to update your formula like this. Close the bracket and press the “Enter” to get the new summarized table. 1 The ALL function and its variants behave as both filter modifiers and as functions that return table objects. BITOR = BITOR(BITWISE[Number1],BITWISE[Number2]) Power BI Bitwise XOR (BITXOR) DAX BITXOR function returns a bitwise XOR of two numbers. For example, the following measure calculates the quantity by dividing the existing Sales Amount measure by the Unit Price value of the selected product. See Remarks and Related functions for alternatives. Switch DAX Output 1. Deprecated. But it doesn't let me do the opposite ( creating a new column on table Y with getting the column table X). This function is not supported for. Remarks. RELATED (<column>)IN operator in Power BI returns either TRUE/FALSE value. Like RELATED. This DAX function returns a related value from another table when it's used as a lookup function. Data Analysis Expressions (DAX) are the collection of formulas, functions, operators, and constants that allows a user to create measures, dimensions, and custom tables. Luckily, in SQL 2012, DAX has been enriched with the ISFILTERED function, which lets you detect whether a column has been filtered or not. The filter and value functions in DAX are some of the most complex and powerful, and differ greatly from Excel functions. Learn more about EARLIER in the following articles: Variables in DAX. When filter expressions are provided, the CALCULATETABLE function modifies the filter. Now, come back to the “Report” tab. This parameter cannot be an expression. Learn how to use relationship functions in Data Analysis Expressions (DAX) to manage and Utilize relationships between tables. Deprecated. Many of the functions in DAX are similar to the Excel date and time functions. Functions: A function refers to a predefined or already existing command in a system. You can use the MEASURES() function to return a list of all measures within a dataset, the CALCULATE() function to calculate values within a measure, and the. This function enables you to access information from tables that are connected through relationships, providing a seamless way to analyze and understand the differences between actual and expected values. Before diving into the specifics of the RELATED function, it is. Let’s get started-. In contrast to Microsoft Excel, which stores dates as a serial number, DAX date functions always return a datetime data type. GROUP BY only works with DAX iterator functions, so it uses SUMX instead of SUM, AVERAGEX rather than AVERAGE. DAX provides you with the following unique features: Measures: Measures are the dynamic expressions for calculation stored in the DAX. It returns a table that contains all the dates from the start of the current year to the latest available. When the function finds no rows that are non-blank, it returns a blank. Microsoft Power Platform คืออะไร. Just set the appropriate relationship between Table A and Table B and create a new column with the. Create relationships between the tables using the Power BI relationship view. Other related functions are: CONCATENATEXUnderstanding the difference between LASTDATE and MAX in DAX. It cannot be an expression. There's a one-to-many relationship between the Date and Sales tables. 'Main' [Location] == RELATED (Indianlocations [Location]), 9, IF ('Main' [Location] == RELATED (Otherlocations [Location]), 8, 0) ) In case you want to use IN operator, try following DAX. Examples:. Get Demo Files herethis video we cover how and when to use the RELATED / RELATEDTABLE DAX functions in Power BI. The DATESYTD() function in DAX enables us to calculate values for the year-to-date period. Not recommended. » Read more. They return one or more values and are used to solve data analysis problems, creating a new relationship between different data variables. The RELATED DAX function is used to return a related value from another table. This function is a shortcut for CALCULATETABLE function with no additional filters, accepting only a table reference and not a table expression. You can include columns in other related tables, if one or more many-to-one relationships exist to reach the referenced. PowerBI has a feature called DAX functions that are used to perform various expressions by solving various equations and return values based on arguments and functional aspects. So, if they are similar, which one should be used in which situation? Why to use RELATEDIn other words, the expression returns the sum of freight charges for only the specified sales area. What Is RELATED function in DAX in Power BI, When you have to refer a column in the another table in your calculation you need to use Related Function in Pow. RELATED and RELATEDTABLE should be used here. This function is not supported for use in. Jump to the Alternatives section to see the function to use. Key Features of DAX Functions. A dropdown suggestion list shows all of the DAX functions beginning with the letter R. The. The following table summarizes the variations of ALL that are provided in. Step-3: Now create a relationship between Order date & Ship date to Calendar Date. In this video, we will learn about the DAX related function how to use it and when to use it. Implementing Scenario Analysis with RELATED DAX function in Power BI. If you have any questions related to this project, please feel free to post your comments. This parameter cannot be an expression. DAX in Power BI. The COUNT function internally executes COUNTX, without any performance difference. Start by importing the necessary data tables into Power BI. » Read more. . So you can try to update your formula like this. RELATED function requires. How to do a COUNTIF in Power BI; How to correctly use IF in DAX; Using Icons for KPIs in Power BI; How to copy and paste data from Power BI. By leveraging. In this tutorial, we will learn how to use SUMX and RELATED Dax functions to iterate and return related value in another table. Deprecated. The SELECTCOLUMNS function is commonly used in Power BI and Excel. Here's a step-by-step guide: Identify the scenario where you need to use the ALL function to ignore filters. Jump to the Alternatives section to see the function to use. When used in variance analysis, the CALCULATE function proves to be invaluable in comparing actual and budgeted data,. The value of result_columnName at the row where all pairs of search_columnName and search_value have an exact match. The RELATED DAX function in Power BI is a powerful tool that allows users to establish relationships between tables and retrieve data based on those relationships. Other related functions are: MAX; MAXA The syntax for DATEDIFF DAX function is: = DATEDIFF (Start Date, End Date, Interval) Start Date: The date you want to count the difference from. You can obtain a blank value in DAX calling the BLANK function. Welcome back to the Power Pivot Principles blog. It attempts to reuse the data that has been grouped making it highly. Volatile. read more. Such column(s) will be used to join the two tables and produce the result. Other related functions are: BLANK; ISEMPTY1 Answer. DAX formula allows the use of more than one case. It allows users to define custom calculations based on specified conditions. The syntax for the RELATED function is: RELATED(ColumnName) Where ColumnName is the column that contains the value you want to retrieve. 2. EARLIER ( [ TotalSubcategorySales ]) evaluates to $156,167. The RELATEDTABLE function performs a context transition from row context (s) to a filter context, and evaluates the expression in the resulting filter context. Any DAX expression that returns a table of data. This becomes particularly valuable when dealing with. On the other hand, the Power BI USERELATIONSHIP specifies a relationship to be used in a specific calculation as the one that exists between columnName1 and columnName2. The use of this parameter is not recommended. You can use the DAX DATEDIFF function third argument to select the difference value. The expression is to be evaluated exactly once and before it is passed to the argument list. See the syntax, parameters, return value, remarks, and an example of the RELATED function in a sales report. In case of zero denominator, it returns its third. This pattern shows how to compute time-related calculations, like year-to-date, same period last year, and percentage growth using a standard calendar and relying on standard built-in time intelligence DAX functions. Returns the largest value in a column. Total Sales = SUM ('Sales'[SalesAmount]) The SUMX function in DAX is an iterator function that applies a. In this case, the DAX expression looks like this: DAX. In the AdventureWorksDW dataset, we have three tables related to Product information; DimProduct has the details of every single product;. The difference is the context of evaluation. It provides a flexible way to transform and manipulate data within your DAX formulas. A volatile function may return a different result every time you call it, even if you provide the same arguments. This function effectively bridges the gap between disparate tables, providing. This is an in-depth video lecture of the Related distinct count pattern. We also. FILTER can filter rows from a table by using any expression valid in the row context. The DISTINCTCOUNT DAX function is a powerful tool that allows users to calculate the number of distinct values in a column or a set of columns within a data model. DAX includes the following categories of functions: Date and Time, Time Intelligence, Information, Logical, Mathematical, Statistical, Text, Parent/Child, and Other functions. A measure is used in the Values area of a PivotTable. The RELATED DAX function is a powerful tool in Power BI that allows users to establish relationships between tables and retrieve data from related tables. DAX includes a library of over 200 functions, operators, and constructs, providing immense flexibility in creating formulas to calculate results for just about any data analysis need. A more accurate way of looking at this is that RELATED lets you access the related columns of an expanded table. A volatile function may return a different result every time you call it, even if you provide the same arguments. Using a numeric column in a calculation. When it comes to sensitivity analysis,. Using RELATED function in DAX with USERELATIONSHIP. DAX Functions Filter - You can use DAX Filter functions to return specific data types, look up values in related tables and filter by related values. With this function, you can specify the start and end dates of your calendar, as well as the intervals (e. To use the RELATED function, you specify the column that contains the related value that you want. Step-2: After that Write below DAX function. The RELATED DAX function in Power BI is a powerful tool that allows users to establish relationships between different tables within a data model. In DAX string comparison requires you more attention than in SQL, for several reasons: DAX doesn’t offer the same set of features you have in SQL, a few text comparison functions in DAX are only case-sensitive and others only case. With the RELATED DAX function, financial analysts can build interactive visualizations that allow users to drill down or slice and dice data based on different dimensions or entities. The use of this parameter is not recommended. A volatile function may return a different result every time you call it, even if you provide the same arguments. A Scenario: Region managers require a visual to analyze weekly sales and returns. You can create a measure as below using related function: Sales [Sales at List Price] = SUMX ( Sales, Sales [Quantity] * RELATED ( 'Product' [List Price] ) ) Or try to use the LOOKUPVALUE function to retrieve the lookup value . Since it is not an inbuilt function, the user needs to replicate it using the DAX function like the LOOKUPVALUE DAX function. See Remarks and Related functions for alternatives. The following link should give you the basic details on creating and managing a relationship:. This article explains why in many cases, MAX should be used instead of LASTDATE to search for the last date in a time period using DAX. The syntax of the RELATED function is: RELATED (<column>) where <column> is the name of a column you want to use from a related table. Power BI supports three types of Opening Balance and three types of Closing Balance DAX functions. Subscribe. Exploring the importance of RELATED function in financial modeling. DAX – GROUPBY Function. In the Weekly_Returns table, create a new calculated column named date_id in a format of yyyymmdd and use the calculated column to create a relationship to the Date table. Furthermore, the RELATED DAX function can also be used to calculate aggregated costs based on specific criteria. ) Parameters: When working with these two filter functions, you need to provide either a table or a column name. Related functions. Volatile. Functions like FILTER, ALL, and RELATED are integral components of the DAX toolkit. DAX Patterns: Standard time-related calculations. It can only. . RELATED and RELATEDTABLE are two elementary but powerful functions. One of the most powerful features of Power BI is DAX (Data Analysis Expressions), which is a formula expression designed for advanced data. But while RELATED takes values from the "short" table to the "long" one (from the "number one" site of the relation to the "star" one) , RELATEDTABLE goes backwards. COUNTA can operate on a Boolean data type, whereas COUNT cannot do that. The table on the many side of the relationship, tableMANY, is using direct query and the other, tableOne, is using import. A table or any expression returning a table must. 3: This SUM is the DAX function which is used to add the values of a given field. Definition. RELATED() Returns a value from a related table in the data model. Now write below DAX to fetch N number of rows sample data from the specified table. Lookup functions work by using tables and relationships between them. The lookup functions operate similarly to a database by employing tables and relationships. I am new to power BI and have been working on this for a month now. days, weeks, months) and the columns you want to include in your table. Interval: How you want the difference to be expressed. ) REMOVEFILTERS: REMOVEFILTERS (TableName or ColumnName,. This tutorial will act as a step-by-step guide to using DAX. In Power BI Desktop model view, it's not always possible to determine whether a model relationship is regular or limited. To apply the RELATED DAX function in Power BI for break-even analysis, follow these step-by-step instructions:1. To stay up-to-date, it is essential to monitor the latest developments and enhancements in DAX functions and related tools. In this practice with PowerBI, I utilized DAX. Learn more about MAXX in the following articles: Highlighting the minimum and maximum values in a Power BI matrix. Much like the CALCULATE function described earlier, the RELATED function is very important, and you will likely use it many times. Here's a step-by-step guide: Identify the scenario where you need to use the ALL function to ignore filters. So you can try to update your formula like this. . I can create a new column on table X with getting the column from table Y with RELATED function. As an example, consider the following model:As @MarcelBeug has mentioned above, y ou may mix up DAX (RELATED) and Power Query (Advancd Editor). Types of Power BI DAX functions. To multiply a column against a column from a different, but a related table, we need to use the RELATED function. See Remarks and Related functions for alternatives. But before you begin, make sure to optimize your measures. You would have to create a relationship between Table1 and Table2 based on Product and hopefully it is a one to one mapping. Thanks to context transition, using a measure in the filter expression it is possible to filter a table based on a dynamic calculation involving other rows and/or tables. You can use the DATE function in conjunction with other functions to convert the dates to a number that can be recognized as a date. RELATED DAX Function (Relationships management) Syntax | Return values | Remarks | Examples | Articles | Related Returns a related value from another. Other commonly used DAX functions include SUM, AVERAGE, MIN, MAX, and many more. A single value that is related to the current row. It comes under Table Manipulation DAX Functions category. We really only touched on the basics of functions. Add the current date for the live data. The RELATED DAX function is a powerful tool in Power BI that allows users to establish relationships between tables and retrieve data from related tables. 2. Return value. The historical DAX function that aggregates and group data leveraging existing relationships is SUMMARIZE. Volatile. This function is deprecated. Power BI and other BI tools make excellent use of. Select the table that contains the records that need to be matched, go to the Home tab > Merge Queries > Merge Queries as New. DAX Function แนะนำฟังก์ชัน Related.