Here's what's new in Data Table:

You can now add any Data Table chart to a Dashboard from the chart's context menu:
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Pro Tip: most of the time you would want the Data Table to be alone on the Dashboard row as putting it next to something else would compress it and you will need to use the horizontal scroll to read the table:

One of the unique use cases for using a Data Table is when you want to Breakdown by more than 2 Fields, here's how:

All the different combinations become very hard to read very quickly on a line or a bar chart, but in a tabular format it is much easier to grasp the information:

In the example above we see the values for each measure for each combination of App, Category, Country, Stream Type and Plan Type.

Much like in Query you can now specify Filters for each Measure in a Data Table to help you laser focus on your metrics: