Bogdan Pintea acfff7b896
Add sample versions of standard deviation and variance funcs (#59093) (#59274)
* Add sample versions of standard deviation and variance functions (#59093)

* Add STDDEV_SAMP, VAR_SAMP

This commit adds the sampling variations of the standard deviation and
variance agg functions.

(cherry picked from commit 8b29817b49e386215f29cb5b3356d0183fd5d9de)

* Fix: workaround for lack of Map#of() in Java8

Replace Map#of() with a HashMap static init.
2020-07-09 10:17:13 +02:00
..

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