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Posted to hdfs-issues@hadoop.apache.org by "Hudson (JIRA)" <ji...@apache.org> on 2019/06/26 19:00:00 UTC
[jira] [Commented] (HDDS-1691) RDBTable#isExist should use
Rocksdb#keyMayExist
[ https://issues.apache.org/jira/browse/HDDS-1691?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16873591#comment-16873591 ]
Hudson commented on HDDS-1691:
------------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #16826 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/16826/])
HDDS-1691 : RDBTable#isExist should use Rocksdb#keyMayExist (#1013) (bharat: rev 0a37ccf379a73e4ce15d7f3cccc786fde41ec8a4)
* (edit) hadoop-hdds/common/src/main/java/org/apache/hadoop/utils/db/RDBTable.java
* (edit) hadoop-hdds/common/src/test/java/org/apache/hadoop/utils/db/TestRDBStore.java
* (edit) hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/om/TestOzoneManager.java
> RDBTable#isExist should use Rocksdb#keyMayExist
> -----------------------------------------------
>
> Key: HDDS-1691
> URL: https://issues.apache.org/jira/browse/HDDS-1691
> Project: Hadoop Distributed Data Store
> Issue Type: Improvement
> Reporter: Mukul Kumar Singh
> Assignee: Aravindan Vijayan
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.4.1
>
> Time Spent: 2h 40m
> Remaining Estimate: 0h
>
> RDBTable#isExist can use Rocksdb#keyMayExist, this avoids the cost of reading the value for the key.
> Please refer,
> https://github.com/facebook/rocksdb/blob/7a8d7358bb40b13a06c2c6adc62e80295d89ed05/java/src/main/java/org/rocksdb/RocksDB.java#L2184
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