What's new in Reporting Services 2017 (SSRS 2017)?

When you're installing SSRS 2017, be careful to choose to use the developer edition:

It looks like you need a product key - but click on the drop arrow and you'll see that this isn't the case.

Once you've installed SSRS, you'll see the changes listed below.

Comments

The biggest change introduced in SSRS 2017 is that you can now add comments to reports in the web portal:

You can say what you think about someone's report!

Built-in DAX querying from tabular models

We've been predicting this for a while, and it's good to see it's finally happened.  If you have deployed a tabular model, you can now choose this as a data source:

When creating a data source, you can choose SSAS and choose to create a connection to a tabular model.

You can then add a dataset based on this model:

While adding a dataset, you can go into query designer in the usual way.

You can then choose to interrogate the tabular model's deployed cube:

Drag dimension values and measures into your query in the usual way.

By default, the query designer will create a DAX query to interrogate your data:

This is the DAX from the above query.

All very welcome!  It now means that there is no reason not to use tabular models in SSAS, in this owl's opinion.

Other than that, SSRS is pretty much exactly the same as in SQL Server 2016.