How to get data from a specific table not in a child table? For example, all Users without any Skill?
Best answer by Michael Ullock
this question seems very specific to your model/project - so without more insight, it's hard to say what would be required. Therefore, I would recommend you go through our Data Modeling and MAQL documentation below. Here you'll find a wealth of information that will help you in creating the metrics you're after here:
Also, I would like to recommend you take a look at our free GoodData University courses:
Hopefully, the above articles and courses will provide greater insight and help you to create the metric you're after.