SQL++ support in Algebricks:
1. added the OuterUnnestOperator;
2. fixed several rewriting rules.

Change-Id: I7dcf57f75ebc0a741b6ec9597525e226b6014fc0
Reviewed-on: https://asterix-gerrit.ics.uci.edu/314
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>
28 files changed
tree: 27555cb9f80abfa03bdab23f43f08462abf551f2
  1. algebricks/
  2. hyracks/
  3. src/
  4. .gitignore
  5. DISCLAIMER
  6. LICENSE
  7. NOTICE
  8. pom.xml