You probably know that, when you are importing data from multiple tables in SQL Server into the Excel Data Model in Excel 2013 using Power Query, Power Query will automatically create relationships ...

Relationships exist within a Data Model -- one that we explicitly create, or one that some tools automatically creates on our behalf when we simultaneously import multiple tables. Columns and Keys: ...

Following on from my last post on attaching manually-created Common Data Model folders in Power BI dataflows, I was asked whether defining relationships between entities in the model.json file of the ...

Any table in Excel can be added to the Data Model. Almost all Data Sources can be added to the Data Model (SQL, Odata, Atom feeds, Excel tables and more). Tables in the Data Model have no limit in ...

After creating the relationship, Excel will identify those tables as a Data Model Table, not a Worksheet Table in the dropdowns. To see what Excel did, click Manage Data Model in the Data Tools group.

Published in TDAN.com October 2006 [This is the third of three articles discussing the new/old ideas of semantics and ontology and how they affect the way we analyze data. (See Part One: An ...

Entity Relationship (ER) model for database design was developed by Peter Chen of MIT in 1976. This is an intuitive and conceptual representation of the data model. It is normally represented as an ...