tree 04820ae7273bf269b5ee60354f2d3ca82c582798
parent c6f5b60f4905446c7598d171a4a2b1369f1a852a
author jarodwen@gmail.com <jarodwen@gmail.com@123451ca-8445-de46-9d55-352943316053> 1327789216 +0000
committer jarodwen@gmail.com <jarodwen@gmail.com@123451ca-8445-de46-9d55-352943316053> 1327789216 +0000

Fixed a bug on the merging phase of the external grouper; added a float sum aggregator (with test cases).

git-svn-id: https://hyracks.googlecode.com/svn/branches/hyracks_dev_next@1087 123451ca-8445-de46-9d55-352943316053