we now can have several data modification collections in one query.
we now can have several data modification collections in one query.

baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB,baslr/ArangoDB