[
https://issues.apache.org/jira/browse/HIVE-16592?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15999787#comment-15999787
]
Hive QA commented on HIVE-16592:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12866760/HIVE-16592.1.patch
{color:red}ERROR:{color} -1 due to no test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 2 failed/errored test(s), 10652 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.cli.TestHBaseCliDriver.testCliDriver[hbase_binary_external_table_queries]
(batchId=93)
org.apache.hadoop.hive.cli.TestMiniLlapLocalCliDriver.testCliDriver[vector_if_expr]
(batchId=143)
{noformat}
Test results: https://builds.apache.org/job/PreCommit-HIVE-Build/5098/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/5098/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-5098/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 2 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12866760 - PreCommit-HIVE-Build
> Vectorization: Long hashes use hash64shift and not hash6432shift to generate
> int hashCodes
> ------------------------------------------------------------------------------------------
>
> Key: HIVE-16592
> URL: https://issues.apache.org/jira/browse/HIVE-16592
> Project: Hive
> Issue Type: Bug
> Reporter: Gopal V
> Assignee: Gopal V
> Priority: Minor
> Attachments: HIVE-16592.1.patch
>
>
> {code}
> public static int calculateLongHashCode(long key) {
> key = (~key) + (key << 21); // key = (key << 21) - key - 1;
> key = key ^ (key >>> 24);
> key = (key + (key << 3)) + (key << 8); // key * 265
> key = key ^ (key >>> 14);
> key = (key + (key << 2)) + (key << 4); // key * 21
> key = key ^ (key >>> 28);
> key = key + (key << 31);
> return (int) key;
> }
> {code}
> Does not mix enough bits into the lower 32 bits, which are used for the
> bucket probes.
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