Hyracks issue #137 requires a new IUnnestPositionWriter to be defined. Here it is.

    Updated AsterixDB to use the new IUnnestPositionWriter.

Change-Id: I9ad5dbaef7a3b347a61e0f8a5505d4db6dc232c3
Reviewed-on: http://fulliautomatix.ics.uci.edu:8443/68
Reviewed-by: Till Westmann <westmann@gmail.com>
Tested-by: Ian Maxon <imaxon@uci.edu>
4 files changed