Microsoft Power BI

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…

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.…

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…

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…

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…

The STARTOFQUARTER function in DAX is a time-intelligence function designed to return the first date of the quarter within a specified date column. This function is an essential tool for…

The ISBLANK function in DAX checks whether a given value is blank and returns TRUE if the value is blank; otherwise, it returns FALSE. This function is widely used for…

The STARTOFYEAR function in DAX is a time-intelligence function used to return the first date of the year in the current context for a specified column of dates. It simplifies…

The TODAY function in DAX (Data Analysis Expressions) returns the current date in a datetime format, with the time portion set to 12:00 AM. It dynamically updates whenever the data…

The NOW function in DAX is a date and time function that returns the current date and time based on the system’s clock. It is commonly used for time-sensitive calculations,…