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https://issues.apache.org/jira/browse/HDFS-11926?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16455097#comment-16455097
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Hudson commented on HDFS-11926:
-------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #14070 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/14070/])
HDFS-11926. Ozone: Implement a common helper to return a range of KVs in 
(omalley: rev 3c0ed97df9b72f83df6f49368917066e312ef2e3)
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/utils/LevelDBStore.java
* (add) 
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/ozone/TestLevelDBStore.java
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/ozone/container/common/impl/TestContainerPersistence.java
* (delete) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/container/common/helpers/FilteredKeys.java
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/container/common/impl/KeyManagerImpl.java
* (edit) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/KeyManager.java
* (add) 
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/utils/LevelDBKeyFilters.java


> Ozone: Implement a common helper to return a range of KVs in levelDB
> --------------------------------------------------------------------
>
>                 Key: HDFS-11926
>                 URL: https://issues.apache.org/jira/browse/HDFS-11926
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: ozone
>            Reporter: Weiwei Yang
>            Assignee: Weiwei Yang
>            Priority: Blocker
>             Fix For: HDFS-7240
>
>         Attachments: HDFS-11926-HDFS-7240.001.patch, 
> HDFS-11926-HDFS-7240.002.patch, HDFS-11926-HDFS-7240.003.patch, 
> HDFS-11926-HDFS-7240.004.patch
>
>
> There are quite some *LIST* operations need to get a range of keys or values 
> from levelDB, and filter entries with key prefix. 
> # HDFS-11782 listKeys
> # HDFS-11779 listBuckets
> # HDFS-11773 listVolumes
> # HDFS-11679 listContainers
> we need to implement a common utility for them.



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