Behavioral Changes
Behavioral changes denote a marked change in behavior from the previously released version to this version of software. In HDP 2.6.5, behavioral changes affect the following Hadoop components.
Table 1.3. Behavioral Changes
Hortonworks Bug ID | Apache Component | Apache JIRA | Summary | Details |
---|---|---|---|---|
BUG-91290 | Hive, Ranger | N/A | Additional ranger hive policies required for INSERT OVERWRITE |
Scenario:Additional ranger hive policies required for INSERT OVERWRITE Previous behavior: Hive INSERT OVERWRITE queries succeed as usual. New behavior: Hive INSERT OVERWRITE queries are unexpectedly failing after upgrading to HDP-2.6.x with the error: Error while compiling statement: FAILED: HiveAccessControlException Permission denied: user jdoe does not have WRITE privilege on /tmp/*(state=42000,code=40000) As of HDP-2.6.0, Hive INSERT OVERWRITE queries require a Ranger URI policy to allow write operations, even if the user has write privilege granted through HDFS policy. Workaround/Expected Customer Action:
|
BUG-94266 | Spark | HIVE-12505 | Spark job completes successfully but there is an HDFS disk quota full error |
Scenario: Running insert overwrite when a quota is set on the Trash folder of the user who runs the command. Previous Behavior: The job succeeds even though it fails to move the data to the Trash. The result can wrongly contain some of the data previously present in the table. New Behavior: When the move to the Trash folder fails, the files are permanently deleted. |
BUG-94330 | HDFS | N/A | HDFS should support for multiple KMS Uris |
Previous Behavior:
New Behavior:
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BUG-97244 | Knox | KNOX-1083 | Sensible default timeout values |
Previous Behavior: Previously, the
default value for New Behavior: The default value of
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BUG-97459 | Zeppelin | ZEPPELIN-3271 | Option for disabling scheduler |
Component Affected: Zeppelin-Server Previous Behavior: In previous releases of Zeppelin, there was no option for disabling scheduler. New Behavior: By default, users will no longer see scheduler, as it is disabled by default. Workaround/Expected Customer Action:
If you want to enable scheduler, you will need to add a
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