tree 1f4c51fb62b2515eaa4746958b8c4c3ddb40b1f3
parent 9e8f3bfa3178ccd36d84f41e22c4e76ecaf67121
author Dmitry Lychagin <dmitry.lychagin@couchbase.com> 1508534192 -0700
committer Dmitry Lychagin <dmitry.lychagin@couchbase.com> 1509391637 -0700

[NO ISSUE][COMP][DOC] Distinct aggregates cleanup, documentation

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

Details:
- changed SqlppDistinctAggregationSugarVisitor superclass to
  AbstractSqlppSimpleExpressionVisitor
- Added documentation for distinct aggregates

Change-Id: I3f974a0c1adb7eca492a6011401cc54fea74cd8e
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2086
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Xikui Wang <xkkwww@gmail.com>