In this case, the DAX expression looks like this: DAX. 08-14-2020 01:22 AM. Measures. Deprecated. e. Step-2: If condition has true, Switch will return the result in form of “Low”, “Medium” & “High”. Understand the relationship, the direction, and the limitations of this function. • Because there is a relationship, the only input needed is the reference to the column in the dimension table that. But it doesn't let me do the opposite ( creating a new column on table Y with getting the column table X). One of the most powerful features of Power BI is DAX (Data Analysis Expressions), which is a formula expression designed for advanced data. DAX – GROUPBY Function. Let’s get started-. Jump to the Alternatives section to see the function to use. ) Parameters: When working with these two filter functions, you need to provide either a table or a column name. While using this DAX function it is important to understand the. To learn more about best practices when working with BLANKS, see Avoid converting BLANKs to values in DAX. Power BI is one of the most robust and powerful business intelligence tools out there. The ability to create CALCULATE filter arguments with multiple columns simplifies the DAX code and usually. A volatile function may return a different result every time you call it, even if you provide the same arguments. It allows you to access data from a related table without creating complex joins or lookups in your query. 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). Power BI DAX Functions. In the bulleted list below, each function is briefly described: RELATED: Gets the value of a relationship from “one” side. COUNTA can operate on a Boolean data type, whereas COUNT cannot do that. The order of conditions matters. Exploring the importance of RELATED function in financial modeling. A table or any expression returning a table must. First, we will do this as a calculated column rather than a measure. Get Demo Files herethis video we cover how and when to use the RELATED / RELATEDTABLE DAX functions in Power BI. A measure is evaluated in the context of the cell evaluated in a report or in a DAX query, whereas a calculated column is computed at the row level within the table it belongs to. . DAX Function แนะนำฟังก์ชัน Related. RELATED and LOOKUPVALUE are DAX functions that used in a calculated column when you need to reference columns from another table to the current table. 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. But before you begin, make sure to optimize your measures. Returns a related value from another table. Expression1 will add all the sales values, so use the SUM function to summarize the “Sale Value” column. 2. Drop me a comment if your errors in the RELATED function still persist, I’ll help you out 🙂 . It will look up the related value in another table and return the result. A filter predicate with a simple AND condition between two columns works faster if replaced by two filter arguments, one for each column. For example, the following measure calculates the quantity by dividing the existing Sales Amount measure by the Unit Price value of the selected product. Blank values are skipped, if data type is Int. Because the active relationship is the one between Sales [OrderDate] and Date [Date], the result is the year of the order for each row. DAX Functions A to Z ที่น่าสนใจ พร้อมวิธีใช้งาน ทั้งหมด 26 สูตร. Here's a step-by-step guide: Identify the scenario where you need to use the ALL function to ignore filters. . The filtering functions let you manipulate data context to create dynamic calculations. Step-3: Now create a relationship between Order date & Ship date to Calendar Date. When the function finds no rows that are non-blank, it returns a blank. = SUMX( RELATEDTABLE('InternetSales_USD') , [SalesAmount_USD]) The following table shows the results: Product Category Key. By leveraging. 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. More Power BI / DAX Tips. Step-2: Now create a new column in Product table. DAX provides you with the following unique features: Measures: Measures are the dynamic expressions for calculation stored in the DAX. Much like the CALCULATE function described earlier, the RELATED function is very important, and you will likely use it many times. Expression: Any expression that returns a scalar value like a column reference, integer, or string value. Total Sales = SUM ('Sales'[SalesAmount]) The SUMX function in DAX is an iterator function that applies a. Returns the largest value in a column. » 6 related articles. 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. Imagine we are a marketing manager keen on evaluating the impact of a recent campaign. Learn more about EARLIER in the following articles: Variables in DAX. Step 3: Once the relationship is established, you can use the RELATED function in your DAX formulas. USERELATIONSHIP uses existing relationships in the model, identifying relationships by their ending point columns. I can create a new column on table X with getting the column from table Y with RELATED function. Related articles. Internet Sales. » 2 related articles » 1 related function. Understand the nature of the relationship between the tables (one. Measures can be based on standard aggregation functions, such as COUNT or SUM, or you can define your own formula by using DAX. Volatile. Ask Question Asked 10 years, 10 months ago. Deprecated. When it comes to sensitivity analysis,. Close the bracket and press the “Enter” to get the new summarized table. The SELECTEDVALUE function simplifies the syntax required when you use a numeric column of an entity as a parameter in a calculation. Returns a table with one column of dates calculated from the model automatically. DAX RELATED function needs a row context. For specific scenario, it works. 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. Step-3: You can change the font color white for Sales_Tag measure total, because here no need to display Text as in Total. RELATED. CROSSJOIN. It allows users to define custom calculations based on specified conditions. The use of this parameter is not recommended. You would have to create a relationship between Table1 and Table2 based on Product and hopefully it is a one to one mapping. Most DAX functions require one or more arguments, which can include tables, columns, expressions, and. In this blog, we learn the 4 relationship functions of DAX with practical examples. The lookup functions operate similarly to a database by employing tables and relationships. Remarks. A volatile function may return a different result every time you call it, even if you provide the same arguments. This is an in-depth video lecture of the Related distinct count pattern. COUNTA can operate on a Boolean data type, whereas COUNT cannot do that. GROUP BY only works with DAX iterator functions, so it uses SUMX instead of SUM, AVERAGEX rather than AVERAGE. Volatile. In this article we describe why and when to use these two functions. RELATED: Returns a related value from another table. By leveraging additional DAX functions and techniques, businesses can enhance the accuracy and reliability of their cash flow projections. Not recommended. Measures can be based on standard aggregation functions, such as COUNT or SUM, or you can define your own formula by using DAX. Learn more about REMOVEFILTERS in the following articles: Managing “all” functions in DAX: ALL, ALLSELECTED, ALLNOBLANKROW, ALLEXCEPT. DAX Filter Table To Replace Relationship. When DAX RELATED function performs a lookup, it examines all values in the specified table regardless of any filters that may have been applied. This becomes particularly valuable when dealing with. RELATED(<column>) IN operator in Power BI returns either TRUE/FALSE value. The use of this parameter is not recommended. Other related topics: Pre dictive Analytics; Power BI Embedded; Power BI Governance; Power BI Training . Date and time functions. e. Create visualizations and reports to present the forecasted sales data in a clear and actionable manner. 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. 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 . 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. Whenever the function finds no rows to aggregate, the function returns a blank. The lookup functions work by using tables and relationships, like a database. 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,. Power BI Model Relationships: Relevant DAX Functions. RELATED. VALUES DAX Function (Table manipulation) VALUES. DAX Cheat Sheet. 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. It is an essential function for performing advanced calculations and analysis in Power BI and other DAX-enabled platforms. UPDATE 2022-02-11 : The article has been updated using DAX. This article shows how to use the USERELATIONSHIP function in DAX to change the active relationship in a CALCULATE function. Using RELATED function in DAX with USERELATIONSHIP. Like RELATED. When used as filters in CALCULATE, ALLxxx functions might. It provides a flexible way to transform and manipulate data within your DAX formulas. New functions and updates are included in service, application, and tool updates which in most cases are monthly. A measure is evaluated in the context of the cell evaluated in a report or in a DAX query, whereas a calculated column is computed at the row level within the table it belongs to. Data Analysis Expressions (DAX) is a formula expression language used in Analysis Services, Power BI, and Power Pivot in Excel. In our example, a calculated column that computes the year of the order would be as simple as this: 1. However, in that case the many-to-many. Evaluates an expression for each row of a table and returns the largest numeric value. See Remarks and Related functions for alternatives. DAX provides an extra edge by extracting key information from the data that is already present in your model. From SQL to DAX: String Comparison. A volatile function may return a different result every time you call it, even if you provide the same arguments. End Date: The date you want to count the difference to. The SUM function is similar to the Excel function of the same name, except. Give the “New column” name as “Discount %. Optimizing date-related DAX functionsBy following these best practices,. DAX includes the following categories of functions: Date and Time, Time Intelligence, Information, Logical, Mathematical, Statistical, Text, Parent/Child, and Other functions. Here is a step-by-step guide to help you implement the RELATED DAX function for risk assessment in Power BI: Identify the tables and data sources that contain relevant information for risk assessment. The RELATED DAX function is an essential tool for creating dynamic and interactive reports in Power BI. Right-click on the table and choose “New measure. Switch DAX Output 1. Following are the DAX Date and Time functions −. These functions only work with import mode and do not support the direct query mode. 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. The RELATED DAX function can be leveraged to implement dynamic pricing analysis in Power BI. The LOOKUPVALUE function retrieves the two values, Campaign and Media. It is particularly useful in scenarios where you need to perform calculations or analysis based on data from multiple tables. The Power BI DAX DATEDIFF function returns the date difference between the start date and end date. PMT() returns a value that includes principle and interest only. As you can see, functions in DAX can help you create very powerful formulas. I have two tables in my Power BI Report, Fact Table with directquery mode and dimension table with import mode. There's a one-to-many relationship between the Date and. I am talking about RELATED and LOOKUPVALUE. It allows users to access data from related tables based on defined relationships. In USERELATIONSHIP, the status of a relationship is not important; that is, whether the relationship is active or not does not affect the usage of the function. A common use of this function is to set the first parameter to TRUE. If there isn't a match that satisfies all the search values, BLANK or alternateResult (if specified) is returned. In other words, the function doesn't return a lookup value if only some of the criteria match. Volatile. This article describes how to create a virtual relationship in DAX using the TREATAS function, which is more efficient than approaches based on INTERSECT or FILTER. Other related. Note: If the value is not an. RELATED() may also be used to refer to a column in a table related to <relation>. Each function has its own syntax and arguments that define the calculation or manipulation to be performed. Through its ability to establish relationships, this function allows for seamless navigation and retrieval of data across related tables. Learn more about MINX in the following articles: Highlighting the minimum and maximum values in a Power BI matrix. See Remarks and Related functions for alternatives. The column 'People [FullName]' either doesn't exist or doesn't have a relationship to any table available in the current context. I am trying to pull in a field from another table in my BISM model using the "RELATED" function. See the function descriptions, examples and feedback. See Remarks and Related functions for alternatives. In my next blog, we will learn more about DAX. Give measure a name as “Sales Value. But it doesn't let me do the opposite ( creating a new column on table Y with getting the column table X). RELATED Function in DAX does not shows me related tables. The RELATED function works by traversing the established relationships between tables and returning values from the related table. The use of this parameter is not recommended. DAX formulas include functions, operators, and values to perform advanced calculations and queries on data in related tables and columns in tabular data models. Strings. These functions help you create calculations based on dates and time. Date and time functions. Understand the nature of the relationship between the tables. This function is deprecated. RELATEDTABLE is a table function. This tutorial highlights the DAX function, which assists in making inactive relations active as per the need of the calculation or visualization. Not recommended. Creating Time-Intelligence Functions in DAX; DAX is Microsoft’s new(ish) language which allows you to return results from data stored using the xVelocity database engine, which, unlike for most databases, stores data in columns rather than rows. A volatile function may return a different result every time you call it, even if you provide the same arguments. Copy Conventions # 1. RELATED, RELATEDTABLE – DAX Guide. It is a scalar function, meaning it returns only one single value, and it gets one single input parameter. Volatile. USERELATIONSHIP uses existing relationships in the model, identifying relationships by their ending point columns. To multiply a column against a column from a different, but a related table, we need to use the RELATED function. The RELATED function will look up the value of any other column in any other table,. As I already wrote in this blog, many-to-many relationships are not directly supported by DAX and we can work-around that by writing more or less complex DAX expressions. It attempts to reuse the data that has been grouped making it highly. Explore other related DAX functions, such as VALUES and ALL, to expand your analysis capabilities and address specific scenario analysis requirements. The SELECTEDVALUE function simplifies the syntax required when you use a numeric column of an entity as a parameter in a calculation. When the function finds no rows that are non-blank, it returns a blank. The Formats for dates, times, and numerals are also adjustable. In USERELATIONSHIP, the status of a relationship is not important; that is, whether the relationship is active or not does not affect the usage of the function. Go to the Modeling tab> Click on New table. This week, let’s discuss the difference between the RELATED and LOOKUPVALUE functions. Pokud relace neexistuje, musíte vytvořit relaci. Step-1: Load Orders dataset into Power BI. It comes under Relationship functions category. Therefore, while the RELATED output is one unique value, the output of the RELATEDTABLE function is a. Any DAX expression that returns a single scalar value, that is to be sought in columnName. Ensuring data consistency4. RELATED DAX Function (Relationships management) Syntax | Return values | Remarks | Examples | Articles | Related Returns a related value from another. This can be done by selecting the "Manage Relationships" option in the "Modeling" tab and defining the relationship based on the relevant columns. Power BI DAX RELATEDTABLE function learn how it works There are multiple functions that can help when you work with tables that are connected through relationships. Not recommended. This article shows how to use DAX and conditional formatting together to highlight the minimum and maximum values in a matrix in Power BI. The use of this parameter is not recommended. Power BI provides straightforward solutions for tasks related to Data Analytics and Visualization. » Read more. Deprecated. 3. Deprecated. » Read more. Returns a table with a set of selected columns. This function gives you the subtable from the other table for all the rows related to the current row. A volatile function may return a different result every time you call it, even if you provide the same arguments. Deprecated. Learn more about TREATAS in the following articles: Propagating filters using TREATAS in DAX. SUBSTITUE function is a Power BI DAX TEXT function that allows to replace existing text with new text in a text string. CalculatedField =For compatibility with DAX time intelligence functions, it is a best practice to always include an entire year in a Date table. Power BI Model relationships in Power BI Desktop Article 10/27/2023 11 contributors Feedback In this article Relationship purpose Relationship properties. Data Analysis Expressions (DAX) are the collection of formulas, functions, operators, and constants that allows a user to create measures, dimensions, and custom tables. See Remarks and Related functions for alternatives. 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. Here is a step-by-step guide to help you implement the RELATED DAX function for risk assessment in Power BI: Identify the tables and data sources that contain relevant information for risk assessment. See Remarks and Related functions for alternatives. Calculatetable dax result. However, if you are sure that the tables already have a relationship and the provided column name is correct but the RELATED function still is not working as expected and the IntelliSense doesn't list any suggested columns, so you maybe encounter this behavior due to one. The use of this parameter is not recommended. Step 1: Click on New Measure under the Modeling tab. Example This formula computes the increase or decrease ratio in sales compared to the previous year. Such a function requires a table in the first argument, which corresponds to the table that is grouped. See examples below. I get the same all the time as well. . The DAX DATEDIFF function accepts YEAR, MONTH, DAY, SECOND, MINUTE, HOUR, QUARTER, WEEK. The RELATED function operates within the Data Analysis Expressions (DAX) language, which is a powerful formula language used to create custom calculations and expressions in Power BI. Step-2: Create a calendar table using CALENDARAUTO Dax function. DAX Function ALL พร้อมตัวอย่างการใช้งาน. Subscribe. Hi, I have a question about the RELATED DAX function if someone can help please. Learn more about MINX in the following articles: Highlighting the minimum and maximum values in a Power BI matrix. Conclusions. You can use something like this. The RELATED DAX function can't be used to retrieve the "one" side column values ; Enforcing RLS has topology restrictions . The RELATED DAX function is a powerful tool in Power BI that allows for efficient and accurate profitability analysis. The COUNTA function internally executes COUNTAX, without any performance difference. Read related article. To learn more about best practices when using SELECTEDVALUE, see Use SELECTEDVALUE instead of VALUES in DAX. Other related. Please visit my. Volatile. Syntax RELATED ( <ColumnName> ) Return values Scalar A single value of any type. Now, come back to the “Report” tab. Related articles. RELATED DAX Function (Relationships management) Syntax | Return values | Remarks | Examples | Articles | Related Returns a related value from another table. First, we will be looking at the RELATED function, which requires a column name as an input and returns a related value from another table. 5 Important DAX Functions in Power BI for Beginners 1. When you evaluate a DAX expression, a blank value is always converted to 0 or to an empty string, depending on the data type requested by the expression, unless it is evaluated in any term of a multiplication, in which case the blank value propagates in the multiplication result. 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 1st function is IN (actually IN is more like an operator then a function but nevertheless. 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. ”. Returns a table with a set of selected columns. » 6 related articles. Because of the similarities between Tabular data modeling and relational data. The field of data analysis and DAX functions is constantly evolving. DAX Text Functions. Filtering functions let you manipulate data. Therefore, the IN operator is usually better. 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. Fact table is joined to the dimension table through many to one relationship. There is always a filter context for DAX expressions. DAX RELATEDTABLE function is equivalent to DAX CALCULATETABLE function with no logical expression. The functions include CROSSFILTER, RELATED, RELATEDTABLE and USERELATIONSHIP. In the AdventureWorksDW dataset, we have three tables related to Product information; DimProduct has the details of every single product;. The primary key and foreign key are Reference Number. The fifth variance — Filtering columns from two tables. COUNT and COUNTA are identical in DAX for all the data types except Boolean. DAX. To VLOOKUP in Power BI users can either “merge” two tables together, build a relationship between tables or use the LOOKUPVALUE DAX function. The RELATED DAX function unleashes the full potential of Power BI for cost analysis by enabling users to integrate and analyze data from multiple tables. If you’re familiar with functions in Excel formulas, many of the functions in DAX will appear similar to you; however, DAX functions are unique in the following ways: The Power BI RELATED function is a Relationship function under DAX (Data Analysis Expressions) function used to retrieve a single value from a related table based on a defined relationship. Before diving into the specifics of the RELATED function, it is. There are two types of context: Row Context and Filter Context. Volatile. It operates on a column and returns a single scalar value as the sum of all the values in that column. By using SQL Server Management Studio (SSMS), Power BI Report Builder, and open-source tools like DAX Studio, you can create and run your own DAX queries. Funkce RELATED vyžaduje, aby mezi aktuální tabulkou a tabulkou existoval vztah se souvisejícími informacemi. Power BI and other BI tools make excellent use of. A: incorrect - RELATED DAX function requires a relationship between 2 tables, while we can't build a relationship between sales (daily) & returns (weekly) B: incorrect - This procedure will change weekly data in returns to daily, and eventually will end up incorrect results after being aggregated to weekly C: unnecessary & incomplete. Before using any time-intelligence functions, make sure to mark one of the tables containing. Try modifying your DAX as follows: Working Hours = IF (. A volatile function may return a different result every time you call it, even if you provide the same arguments. Much like the CALCULATE function described earlier, the RELATED function is very important, and you will likely use it many times. Step-3: Now write below Dax. See moreLearn how to use RELATED and RELATEDTABLE, two common DAX functions that are required when using a row context with relationships. The Region column value (for the report user) propagates to the Sales table. Add the Weekly_Returns data to the Sales table by using related DAX functions. This function is a shortcut for CALCULATETABLE function with no additional filters, accepting only a table reference and not a table expression. Both the RELATED and LOOKUPVALUE functions in DAX work similarly to a LOOKUP function in Excel. Deprecated. Jump to the Alternatives section to see the function to use. They return one or more values and are used to solve data analysis problems, creating a new relationship between different data variables. If omitted, BLANK is returned. Learn how to use the RELATED function to return a related value from another table in a calculated column expression or a table scanning function. Create relationships between the tables using the Power BI relationship view. '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. Step 2: Create a relationship between the two tables. The RELATED function retrieves values from a related table based on the active filter context. If two tables are linked by more than one relationship, you can decide which relationship to activate by using USERELATIONSHIP. End Date: The date you want to count the difference to. Viewed 30k times 6 I am trying to pull in a field from another table in my BISM model using the "RELATED" function. In the beginning, it can be not easy to grasps these functions, but the example below will help elaborate the concept in detail and enable you to become the DAX power user. DAX Filter Functions. Now, create a Measure to using DAX ALLSELECTED function and in that measure do sum of ‘ Sales’ column. Both RELATED and LOOKUPVALUE are DAX functions that are used in a calculated column when you need to reference a column from another table to return a value that is related and has an exact match to the current row. I have updated the table using the RELATED query on DAX. Deprecated. Due to this. So, in this case, if we’re creating a DAX measure, USERELATIONSHIP function will be used if we had an inactive relationship between the Date table and our. 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. A volatile function may return a different result every time you call it, even if you provide the same arguments. This article shows how to use DAX and conditional formatting together to highlight the minimum and maximum values in a matrix in Power BI. This function is a shortcut for CALCULATETABLE function with no additional filters, accepting only a table reference and not a table expression. Let’s say you want to do a role-playing-dimension and filter the OrderQuantity using OrderDate and ShipDate both. The following COUNT. RELATED function works between tables with a relationship established only. See Remarks and Related functions for alternatives. 2. This article provides a complete explanation of the behavior of the ALLxxx functions in DAX. Returns the smallest value in a column, including any logical values and numbers represented as text. This is so much process to achieve something really simple. 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. Many of the functions in DAX are similar to the Excel date. I am talking about RELATED and LOOKUPVALUE. 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. Volatile. But first you have to understand precisely how to use even the most basic DAX functions in Power BI. The CALCULATE function in Power BI is a key tool for performing calculations and modifying filter contexts in the data model. 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. 3: This SUM is the DAX function which is used to add the values of a given field. Learn how to use relationship functions in Data Analysis Expressions (DAX) to manage and Utilize relationships between tables. The DIVIDE function in DAX is usually faster to avoid division-by-zero errors than the simple division operator. This function is deprecated. The RELATED DAX function is used to retrieve values from a related table in Power BI. Example = SUMX (RELATEDTABLE (East_Sales),East_Sales[Sales Amount]). (Optional) The name of an existing column to be used to identify current row in the window function’s <relation>. It supplies comprehensive information related to the syntax, parameters, data types, and returns values for the 250+ functions stored in the DAX library. As a nested. So you can try to update your formula like this. 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 . As you can see, functions in DAX can help you create very powerful formulas. RELATED and LOOKUPVALUE are working similarly to. ) REMOVEFILTERS: REMOVEFILTERS (TableName or ColumnName,. สิ่งสำคัญของการใช้งาน Power BI ที่ขาดไม่ได้และเป็นเรื่องสำคัญมาก ๆ อย่างหนึ่งนั้นคือ DAX (Data Analysis Expressions. The RELATEDTABLE function performs a context transition from row context (s) to a filter context, and evaluates the expression in the resulting filter context. See Remarks and Related functions for alternatives. Dynamic pricing is a strategy that involves adjusting prices in real-time based on various factors such as demand, competition, and market conditions.