GitHub user jianqiao opened a pull request:
https://github.com/apache/incubator-quickstep/pull/180
Fix the bug with SingleIdentityHashFilter when filter_cardinality is 0.
This PR fixes the problem with `SingleIdentityHashFilter` when the
estimated filter cardinality is 0 (by setting the filter cardinality to at
least 64).
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/apache/incubator-quickstep
fix-lip-zero-cardinality
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-quickstep/pull/180.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 #180
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commit 12610ac01f94f4f6cf7c91b8a4fb8d1df6e081f2
Author: jianqiao <jianq...@node-2.jianqiao.quickstep-pg0.wisc.cloudlab.us>
Date: 2017-02-05T21:46:48Z
Fix the bug with SingleIdentityHashFilter when filter_cardinality is 0.
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