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.
As it’s name suggests, Returns all the rows in a table, or all the values in a column. ALL function removes the applied filters from the filter context. Its comes under Filter function DAX category.
Returns the value for the row that meets all criteria specified by search conditions. The function can apply one or more search conditions. Its comes under Filter function DAX category.
