tree eb35e77ff88c7164d8464e34ae004e836e64ec4d
parent c70c06adfc1c97259a0ed1a7073abc81788dbe96
author buyingyi <buyingyi@gmail.com> 1422429729 -0800
committer Ian Maxon <imaxon@uci.edu> 1422556026 -0800

Add 'group by ... keeping ...' as a synonym of 'group by ... with ...'.

Change-Id: I9aa7354092e13d7a95a3ab0ee4b02a468dbf3baf
Reviewed-on: http://fulliautomatix.ics.uci.edu:8443/187
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <westmann@gmail.com>