Automatically Generating Date Dimension Tables In Excel 2016 Power Pivot


Chris Webb's BI Blog

As you probably know, whenever you are doing any kind of date or time-based calculations in DAX you should always have a separate Date table in your Power Pivot model. There are a number of ways of building these tables (see, for example, my Power Query query here) but they are all a bit of a hassle – which is why it’s so cool that, in Excel 2016, you can get one built automatically inside the Power Pivot window.

Consider the following table of sales data on an Excel worksheet:

Source

With this table loaded into the Data Model (and the Order Date column recognised as containing data of the Date data type), when you go to the Design tab in the Power Pivot window you’ll see the new Date Table button enabled:

Menu

Clicking on the New button will add a new date table to the Data Model, called Calendar:

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