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Posted to dev@hive.apache.org by "Alexander Pivovarov (JIRA)" <ji...@apache.org> on 2015/02/09 09:13:34 UTC
[jira] [Work started] (HIVE-9619) Uninitialized read of
numBitVectors in NumDistinctValueEstimator
[ https://issues.apache.org/jira/browse/HIVE-9619?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Work on HIVE-9619 started by Alexander Pivovarov.
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> Uninitialized read of numBitVectors in NumDistinctValueEstimator
> ----------------------------------------------------------------
>
> Key: HIVE-9619
> URL: https://issues.apache.org/jira/browse/HIVE-9619
> Project: Hive
> Issue Type: Bug
> Reporter: Alexander Pivovarov
> Assignee: Alexander Pivovarov
> Priority: Minor
>
> {code}
> private int numBitVectors;
> // Refer to Flajolet-Martin'86 for the value of phi
> private final double phi = 0.77351;
> private int[] a;
> private int[] b;
> // Uninitialized read of numBitVectors
> private FastBitSet[] bitVector = new FastBitSet[numBitVectors];
> {code}
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