mbarriola 70283b1191 Bael 5066 aggregate over multiple fields (#11156)
* Commit source code to branch

* BAEL-5065 improvement of groupBy with complex key

* Aggregation of multiple attributes of a grouped result
2021-08-22 22:57:09 +02:00
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2021-08-16 23:43:53 +02:00