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Wire up non_negative_derivative function #1477
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pauldix
changed the title
Wire up nonNegativeDerivative function
Wire up non_negative_derivative function
Mar 2, 2015
guys any work around on performing non_negative_derivative function manually right now until 0.9.0 is released? |
@hordecore It's already available in the current release. See #2569. |
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This is an odd one because it can behave either like an aggregate function or not. If given a group by time, the user will have to nest another aggregate function like this:
If they don't supply a group by time, it should act as a transformation function that computes the derivate between one point and the next. Like this:
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