我的书《Power BI商业数据分析》已出版,帮你从0到1,轻松入门: 广告 Power BI商业数据分析 京东 ¥42.20 去购买 在DAX中有个IN运算符非常好用,之前介绍过它的用法,参考一文掌握Power BI中的IN运算符 有很多人问如何在PowerQuery中使用IN,其实PowerQuery中并没有这个运算符,不过也有相应的函数可以实现类似
The query folding mechanism is utilized on all transforms applied to your query after your data source function. They can then be translated and combined into a single data source query or as many transforms that can be offloaded to the data source. Depending on how the query is structured,...
一文掌握Power BI中的IN运算符 有很多人问如何在PowerQuery中使用IN,其实PowerQuery中并没有这个运算符,不过也有相应的函数可以实现类似的功能。 本文以筛选下面这个表格为例来介绍一下在PowerQuery中是如何实现的。 假如需要筛选客户名称是"吴雷"、"孙静"、"林永"的数据,最简便的做法,可以直接使用筛选功能。 但是...
Thank you very much. You did understand the business application correctly. I ended up thinking of a different method last night that I was able to implicate. =if [Prework Walkdown] = null then null else (if [Rotor Removal] = null then [Completed]-[Prework Walkdown] else (...
With Power Query (known as Get & Transform in Excel), you can import or connect to external data, and thenshapethat data, for example remove a column, change a data type, or merge tables, in ways that meet your needs. Then, you can load your query into Excel to create charts and ...
With Power Query (known as Get & Transform in Excel) and Power Pivot in Excel, you'll spend less time manipulating data, and more time driving impact. Watch this 2-minute video to learn how. See it for Yourself Whether it's small data sets o...
When you build queries using the Power Query designer, the designer creates the query using the M query language. Although you can create robust queries using just the visual interface, there is a lot of useful processing that you can only complete by writing M code. This chapter goes beyond...
Import data using native database query Create Power Platform dataflows from queries in Microsoft Excel (Preview) Optimize Power Query when expanding table columns Using Microsoft Edge for OAuth in Power BI Desktop Connector reference Support and troubleshooting Create custom Power Query connectors Resource...
Any transformation you do on this newly created table will be run on the data that already resides in Power BI dataflow storage. That means that the query won't run against the external data source from which the data was imported (for example, the SQL database from which the data was ...
Install an on-premises data gateway to transfer data quickly and securely between a Power Platform dataflow and a data source that isn't in the cloud, such as an on-premises SQL Server database or an on-premises SharePoint site. You can view all gateways for which you have administrative ...