tree 31612afc921b8970bc92eab97b08d043ecee2b12
parent caf43069baf53259b10087745d931e341f109be1
author Dmitry Lychagin <dmitry.lychagin@couchbase.com> 1517253285 -0800
committer Till Westmann <tillw@apache.org> 1517444567 -0800

[ASTERIXDB-2244][RT] Implement micro union-all operator

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

Details:
- implement support for binary micro operators in subplans
- implement micro union-all operator
- fix free variables visitor

Change-Id: I11be926f175889978c144dd4483ec565d3d86e2d
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2277
Reviewed-by: Till Westmann <tillw@apache.org>
Contrib: Till Westmann <tillw@apache.org>
Integration-Tests: Till Westmann <tillw@apache.org>
Tested-by: Till Westmann <tillw@apache.org>