GitHub user jianqiao opened a pull request:
https://github.com/apache/incubator-quickstep/pull/116
Use SimpleCostModel for estimating JoinHashTable size
This PR alleviates the issue that `JoinHashTable` size is under-estimated.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/apache/incubator-quickstep
build-cardinality-fix
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-quickstep/pull/116.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #116
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commit 2ee5c1cc656ef71c99714380b1a78bbd16a74925
Author: Jianqiao Zhu <jianq...@cs.wisc.edu>
Date: 2016-10-18T16:07:51Z
Use SimpleCostModel for estimating JoinHashTable size
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