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https://issues.apache.org/jira/browse/HIVE-24037?focusedWorklogId=595409&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-595409
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ASF GitHub Bot logged work on HIVE-24037:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 12/May/21 15:18
Start Date: 12/May/21 15:18
Worklog Time Spent: 10m
Work Description: pgaref commented on a change in pull request #2004:
URL: https://github.com/apache/hive/pull/2004#discussion_r631139021
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/vector/mapjoin/fast/VectorMapJoinFastHashTableLoader.java
##########
@@ -54,11 +61,73 @@
private static final Logger LOG =
LoggerFactory.getLogger(VectorMapJoinFastHashTableLoader.class.getName());
+ public static class HashTableElement {
+ byte[] keyBytes;
+ int keyLength;
+ byte[] valueBytes;
+ int valueLength;
+ long deserializeKey;
+ long hashCode;
+
+ public HashTableElement(byte[] keyBytes, int keyLength, byte[] valueBytes,
int valueLength, long key, long hashCode) {
Review comment:
KeyLen and ValueLen seems redundant ? copyBytes goes up to size()
anyway..
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Issue Time Tracking
-------------------
Worklog Id: (was: 595409)
Time Spent: 1.5h (was: 1h 20m)
> Parallelize hash table constructions in map joins
> -------------------------------------------------
>
> Key: HIVE-24037
> URL: https://issues.apache.org/jira/browse/HIVE-24037
> Project: Hive
> Issue Type: Improvement
> Reporter: Ramesh Kumar Thangarajan
> Assignee: Ramesh Kumar Thangarajan
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1.5h
> Remaining Estimate: 0h
>
> Parallelize hash table constructions in map joins
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