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Posted to commits@hive.apache.org by su...@apache.org on 2015/09/10 19:20:02 UTC
hive git commit: HIVE-11761: DoubleWritable hashcode for GroupBy is
not properly generated (Aihua Xu, reviewed by Chao Sun)
Repository: hive
Updated Branches:
refs/heads/master 7a71e50d4 -> 701440734
HIVE-11761: DoubleWritable hashcode for GroupBy is not properly generated (Aihua Xu, reviewed by Chao Sun)
Project: http://git-wip-us.apache.org/repos/asf/hive/repo
Commit: http://git-wip-us.apache.org/repos/asf/hive/commit/70144073
Tree: http://git-wip-us.apache.org/repos/asf/hive/tree/70144073
Diff: http://git-wip-us.apache.org/repos/asf/hive/diff/70144073
Branch: refs/heads/master
Commit: 70144073466fb72b5903ede37d65b159d44a367a
Parents: 7a71e50
Author: Aihua Xu <ai...@gmail.com>
Authored: Thu Sep 10 10:18:24 2015 -0700
Committer: Chao Sun <su...@apache.org>
Committed: Thu Sep 10 10:18:33 2015 -0700
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.../java/org/apache/hadoop/hive/ql/exec/KeyWrapperFactory.java | 4 ++++
1 file changed, 4 insertions(+)
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http://git-wip-us.apache.org/repos/asf/hive/blob/70144073/ql/src/java/org/apache/hadoop/hive/ql/exec/KeyWrapperFactory.java
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diff --git a/ql/src/java/org/apache/hadoop/hive/ql/exec/KeyWrapperFactory.java b/ql/src/java/org/apache/hadoop/hive/ql/exec/KeyWrapperFactory.java
index 22bd951..1c409a2 100644
--- a/ql/src/java/org/apache/hadoop/hive/ql/exec/KeyWrapperFactory.java
+++ b/ql/src/java/org/apache/hadoop/hive/ql/exec/KeyWrapperFactory.java
@@ -29,6 +29,7 @@ import org.apache.hadoop.hive.serde2.objectinspector.ObjectInspectorUtils.Object
import org.apache.hadoop.hive.serde2.objectinspector.primitive.StringObjectInspector;
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfoFactory;
import org.apache.hadoop.hive.serde2.typeinfo.TypeInfoUtils;
+import org.apache.hadoop.io.DoubleWritable;
import org.apache.hadoop.io.Text;
public class KeyWrapperFactory {
@@ -114,6 +115,9 @@ public class KeyWrapperFactory {
if(element instanceof LazyDouble) {
long v = Double.doubleToLongBits(((LazyDouble)element).getWritableObject().get());
hashcode = hashcode + (int) (v ^ (v >>> 32));
+ } else if (element instanceof DoubleWritable){
+ long v = Double.doubleToLongBits(((DoubleWritable)element).get());
+ hashcode = hashcode + (int) (v ^ (v >>> 32));
} else {
hashcode = hashcode + element.hashCode();
}