Dax Functions 简明教程

Discuss DAX Functions

对于数据建模和报告，DAX 函数在 DAX 的使用中扮演重要角色。它是 DAX 语言中提供的内置函数，它帮助你在数据模型上执行常用的数据计算。有些 DAX 函数与 Excel 函数具有相同名称和功能，但是已经过修改，以便使用 DAX 数据类型并与表和列一起使用。DAX 具有设计为与关系数据一起使用并执行动态聚合的其他函数。

DAX functions play an important role in the usage of DAX for data modeling and reporting. It is an inbuilt function provided in the DAX language that helps you perform commonly used data calculations on the Data Model. Some of the DAX functions have the same names and functionality as that of Excel functions, however, they have been modified to use DAX data types and to work with tables and columns. DAX has additional functions that are designed to work with relational data and perform dynamic aggregation.