commit ac94855b19624b71670418c64572245e42aee660
author jarodwen <jarodwen@123451ca-8445-de46-9d55-352943316053> Tue Apr 03 19:15:47 2012 +0000
committer jarodwen <jarodwen@123451ca-8445-de46-9d55-352943316053> Tue Apr 03 19:15:47 2012 +0000
tree 09af60d94a6c3cabeea5da499564fa06e36b77ad
parent d6594961198b2cdd46c618324e8370b0269f6a4e

Added hybrid-hash-group operator:
- added hybrid-hash-grouper operator;
- added external hash grouper in separated classes (so it can be invoked by hybrid-hash-grouper);
- updated aggregator interface for required features by hybrid-hash-grouper.

git-svn-id: https://hyracks.googlecode.com/svn/branches/hyracks_external_gby_fix@1336 123451ca-8445-de46-9d55-352943316053