CBQE-2530: update dml syntax

Change-Id: Id45d3abca177fde9569c4448b6c62f4e12ba80e1
Reviewed-on: http://review.couchbase.org/44675
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Iryna Mironava <irynamironava@yandex.ru>