If none of the tables selected for the relationship has unique values, you'll see the following error:One of the columns must have unique values. At least one table in a relationshipmusthave a distinct, unique list of key values, which is a common requirement for all relational database te...
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在 Power BI 支持多对多关系之前,关系涉及的列至少有一个必须包含唯一值。 不过,在某些场景下可能没有列包含唯一值,比如分析订单和产品的时候,一个订单包含多个产品,一个产品也可以属于多笔订单,通常的解决方法是在模型中引入包含必要唯一值的附加表,也称做桥接表。现在借助多对多关系,你可以直接连接此类表,关于多...
Work with your domain administrators to verify the trust relationship between domains. Unable to see the data gateway data sources in the Get Data experience for Analysis Services from the Power BI service Make sure that your account is listed in the Users tab of the data source within the gat...
本来最开始发现Power BI有自动生成关联关系(Automatic Relationship)的时候,因为怕麻烦,所以我就是简单的把不要的关系去掉就算了。总想着,这个自动生成关联关系也许还行。但是,昨天做需求,加了点东西,一直报错。最终痛下决心,把automatic relationship干掉了。
This article targets you as a data modeler who works with Power BI Desktop. It provides you with guidance on working with one-to-one model relationships. A one-to-one relationship can be created when both tables each contain a column of common and unique values....
Which relationship should you use to link the tables? A. one-to-many from Transaction to Customer B. one-to-one between Customer and Transaction C. many-to-many between Customer and Transaction D. one-to-many from Customer to Transaction ...
或者在Power Query Editor处理了Merge或者Append数据后,Power BI也会自动生成关系。 例如DAX分享24: Power BI中得到最新的数据 - 知乎 (zhihu.com) 中使用了Merge,如果没有勾掉自动生成关联关系automatic relationship。 查看Manage Relationships中数据表之间的关系,可以看到Power BI报表中自动生成了CustomerCurrent和Custo...
We have a massive Power BI Desktop update this month. Composite models, which allow you combine direct query and import sources together in one model, is now generally available. Two of the top feature requests on UserVoice, expand/collapse on the matrix and copy and pasting visuals between De...
One-To-Many Relationship: systemuser lk_powerbimashupparameter_createdonbehalfby展開表格 PropertyValue ReferencedEntity systemuser ReferencedAttribute systemuserid ReferencingAttribute createdonbehalfby ReferencingEntityNavigationPropertyName createdonbehalfby IsHierarchical CascadeConfiguration Archive: NoCascade...