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https://issues.apache.org/jira/browse/HIVE-22255?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16956717#comment-16956717
]
Hive QA commented on HIVE-22255:
--------------------------------
Here are the results of testing the latest attachment:
https://issues.apache.org/jira/secure/attachment/12983672/HIVE-22255.01.patch
{color:red}ERROR:{color} -1 due to no test(s) being added or modified.
{color:red}ERROR:{color} -1 due to 1 failed/errored test(s), 17545 tests
executed
*Failed tests:*
{noformat}
org.apache.hadoop.hive.ql.txn.compactor.TestInitiator.noCompactTableDeltaPctNotHighEnough
(batchId=321)
{noformat}
Test results:
https://builds.apache.org/job/PreCommit-HIVE-Build/19099/testReport
Console output: https://builds.apache.org/job/PreCommit-HIVE-Build/19099/console
Test logs: http://104.198.109.242/logs/PreCommit-HIVE-Build-19099/
Messages:
{noformat}
Executing org.apache.hive.ptest.execution.TestCheckPhase
Executing org.apache.hive.ptest.execution.PrepPhase
Executing org.apache.hive.ptest.execution.YetusPhase
Executing org.apache.hive.ptest.execution.ExecutionPhase
Executing org.apache.hive.ptest.execution.ReportingPhase
Tests exited with: TestsFailedException: 1 tests failed
{noformat}
This message is automatically generated.
ATTACHMENT ID: 12983672 - PreCommit-HIVE-Build
> Hive don't trigger Major Compaction automatically if table contains only base
> files
> ------------------------------------------------------------------------------------
>
> Key: HIVE-22255
> URL: https://issues.apache.org/jira/browse/HIVE-22255
> Project: Hive
> Issue Type: Bug
> Components: Hive, Transactions
> Affects Versions: 3.1.2
> Environment: Hive-3.1.1
> Reporter: Rajkumar Singh
> Assignee: Rajkumar Singh
> Priority: Major
> Attachments: HIVE-22255.01.patch, HIVE-22255.patch
>
>
> user may run into the issue if the table consists of all base files but no
> delta, then the following condition will yield false and automatic major
> compaction will be skipped.
> [https://github.com/apache/hive/blob/master/ql/src/java/org/apache/hadoop/hive/ql/txn/compactor/Initiator.java#L313]
>
> Steps to Reproduce:
> # create Acid table
> {code:java}
> // create table myacid(id int);
> {code}
> # Run multiple insert table
> {code:java}
> // insert overwrite table myacid values(1);insert overwrite table myacid
> values(2),(3),(4){code}
> # DFS ls output
> {code:java}
> // dfs -ls -R /warehouse/tablespace/managed/hive/myacid;
> +----------------------------------------------------+
> | DFS Output |
> +----------------------------------------------------+
> | drwxrwx---+ - hive hadoop 0 2019-09-27 16:42
> /warehouse/tablespace/managed/hive/myacid/base_0000001 |
> | -rw-rw----+ 3 hive hadoop 1 2019-09-27 16:42
> /warehouse/tablespace/managed/hive/myacid/base_0000001/_orc_acid_version |
> | -rw-rw----+ 3 hive hadoop 610 2019-09-27 16:42
> /warehouse/tablespace/managed/hive/myacid/base_0000001/bucket_00000 |
> | drwxrwx---+ - hive hadoop 0 2019-09-27 16:43
> /warehouse/tablespace/managed/hive/myacid/base_0000002 |
> | -rw-rw----+ 3 hive hadoop 1 2019-09-27 16:43
> /warehouse/tablespace/managed/hive/myacid/base_0000002/_orc_acid_version |
> | -rw-rw----+ 3 hive hadoop 633 2019-09-27 16:43
> /warehouse/tablespace/managed/hive/myacid/base_0000002/bucket_00000 |
> +----------------------------------------------------+{code}
>
> you will see that Major compaction will not be trigger until you run alter
> table compact MAJOR.
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