在Power BI Desktop 的 [欄位] 窗格中,計算結果欄會有特殊的圖示,顯示其包含公式。 在 Power BI 服務 (Power BI 網站) 中,由於無法變更公式,因此計算結果欄並沒有圖示。在報表中使用新的資料行現在您可以使用新的 ProductFullCategory 資料行,以依 ProductFullCategory 查看SalesAmount。選取...
9. 在Power BI Desktop 中,你如何处理大型数据集? 使用分区数据、增量刷新、优化查询和聚合数据等方式。 10. 报告(Report)和仪表板(Dashboard)有什么区别? 报告包含多个页面的可视化,仪表板则是多个报告的整合视图。 DAX 函数常见问题 1. 度量值(Measures)和计算列(Calculated Column)有什么区别? 度量值用于动态...
You can create relationships to other tables, add measures and calculated columns, and add the fields to reports just like with any other table.Functions for calculated tablesYou can define a calculated table by any DAX expression that returns a table, including a simple reference to another ...
Power BI Get started Work with data Create & share Admin & enterprise Developer Resources Buy nowOpen Power BI Search Transform, shape, and model data in Power BI Overview Query Editor overview Tutorials Create your own measures Create calculated columns ...
Transform, shape, and model data in Power BI Overview Query Editor overview Tutorials Create your own measures Create calculated columns Create calculation groups Concepts Edit data models in the Power BI service (preview) Using calculations options in Power BI Desktop ...
Welcome to the October 2021 update. Leaves fall, Power BI calls; and we are excited to release additional functionality and performance improvements for DirectQuery, optimization for the SWITCH function, and new Bitwise DAX functions.
DAX is the language of Microsoft Power BI. It lets you create calculated columns and measures to make your data work for you. This article takes a detailed look at DAX, explains how it works, and shows some examples of what you can do with it. We also cover the different ways DAX ...
使用Power BI Desktop 的“报表”视图、“数据”视图或“模型”视图中的“新建表”功能创建计算表。 例如,假设你是一个人事经理,并且有一个“西北部员工”表和一个“西南部员工”表。 你想要将这两个表合并为一个名为“西部地区员工”的表。 西北部员工 ...
Power BI Subtract Two Measures Suppose you want to analyze its profit margins to understand the profitability of its products. Here, we have a Sales table with 10 rows representing different products along with their revenues and the cost of goods sold (COGS) for each product. ...
Revenue table in Power BI. Image by Author An important thing to keep in mind when creating measures is to follow good data modeling practices specifically in terms of the speed and optimisation of your queries. Because of this, some uses of the CALCULATE() function are faster or more approp...