tree e999fca7d086a3668abf19c73113710abbb01084
parent eac3888d7c08f4a8c5435585d2171fde013ad2a7
author James Fang <jfang003@ucr.edu> 1539330391 -0700
committer Dmitry Lychagin <dmitry.lychagin@couchbase.com> 1539378599 -0700

[ASTERIXDB-2459][FUN] Add sttdev() aggregate function

- user model changes: yes
- storage format changes: no
- interface changes: no

Details:
1. Added stddev aggregation function and test cases
2. Added stddev to documentation and fixed some typos
3. Added serializable aggregate optimizer test
4. Change IncompatibleTypeException in aggregates to be deterministic

commit 26edb576f55a3d2308996f054a58ad43ab910f9b
Author: James Fang <jfang003@ucr.edu>
Date:   Fri Oct 5 15:10:37 2018 -0700

Change-Id: Ia709669a9d20358f11ad28f453ae8ad8551f6334
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2990
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Dmitry Lychagin <dmitry.lychagin@couchbase.com>