Building Blocks

Basic Queries

Nested Structures

Advanced EdgeQL

In the `math`

built-in module there are a few aggregate
functions useful for calculating statistics. There is
`mean`

for calculating the arithmetic mean of a set.
Since this function belongs to the `math`

module, the
module name needs to be specified when calling it:

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There are `stddev`

and `stddev_pop`

for calculating the
sample and population standard deviation, respectively.
Similarly, there are `var`

and `var_pop`

for calculating
sample and population variance. Try them out:

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