This is a function that enables the app developer to create nested aggregations, i.e. aggregations in two steps. Essentially the Aggr() is a For-Next loop where each loop contains a measure c...
The Aggr() functions is one of the most advanced functions in the QIX engine, and it is not always easy to use. It does not get easier when you put set analysis expressions in it. In one of my p...
Last week Adam wrote a post about the Aggr() function and a Technical Brief about how to use it (Explaining the Aggr function). If you haven’t read it, I strongly recommend that you do. It is an e...
...ardly anyone uses the Buffer prefix, but QVD files created with the Store command are often used.
Another new feature was the Aggr() function. Already for QlikView 4 we had a s...
Set analysis is a way to define an aggregation scope different from current selection. Think of it as a way to define a conditional aggregation. The condition – or filter – is written inside the aggr...
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A more advanced example is if you want to classify or rank a field. The following expression returns ‘A’ for the 10 best customers and a ‘B’ for the rest:
If(Aggr(Rank(Sum(S...
...nalysis expression to be dynamic, and then you need to put a dollar expansion with an aggregation function inside it. One case is that you want to compare the selected month with the preceding month. In p...
...ecords are relevant: The Selection, and – if the formula is found in a chart – the Dimensional value. The aggregation scope is what remains after both these restrictions have been taken into consideration....
...tc.
It is called Pareto analysis or ABC analysis and I have already written a blog post on this topic. However, in the previous post I only explained how to create a measure w...
The Above() function is a very special function. It is neither an aggregation function, nor a scalar function. Together with some other functions, e.g. Top(), Bottom() and Below(), it forms a s...
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