tree d2baa0bc46d4bbd8aef29ed756c7997880559cf6
parent dde37e35883e4f92f101a489d02f18a99f7e5c99
author Yingyi Bu <yingyi@couchbase.com> 1465003248 -0700
committer Yingyi Bu <buyingyi@gmail.com> 1465008215 -0700

Supports Left Outer Join and Left Outer Unnest in SQL++.

- change record format to allow MISSING value for an optional field;
- support roundtrips of MISSING valued closed fields for load and insert;
- suppress fields with MISSING values in result printer;
- fix ByNameToByIndexFieldAccessRule and LoadRecordFieldsRule;
- update test queries and results.

Change-Id: Ie0caea9c1842d93541b067a1193d117af30d8dfc
Reviewed-on: https://asterix-gerrit.ics.uci.edu/899
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>