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Hadoop distribution
|
Hadoop distribution to be connected to. This distribution
hosts the HDFS file system to be used. If you select
Custom to connect to a custom
Hadoop distribution, then you need to click the
[...] button to open the
Import custom definition
dialog box and from this dialog box, to import the jar
files required by that custom distribution.
For further information, see Connecting to custom Hadoop distribution..
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Hadoop version
|
Version of the Hadoop distribution to be connected to.
This list disappears if you select
Custom from the
Hadoop distribution list.
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| Enable kerberos security |
If you are accessing the Hadoop cluster running with
Kerberos security, select this check box, then, enter
the Kerberos principal name for the NameNode in the
field displayed. This enables you to use your user name
to authenticate against the credentials stored in
Kerberos.
This check box is available depending on the Hadoop
distribution you are connecting to.
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| User Name |
Login user name.
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| Name node end point |
URI of the name node, the centerpiece of the HDFS file
system.
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| Job tracker end point |
URI of the Job Tracker node, which farms out MapReduce
tasks to specific nodes in the cluster.
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| Oozie end point |
URI of the Oozie web console, for Job execution
monitoring.
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| Hadoop Properties |
If you need to use custom configuration for the Hadoop of
interest, complete this table with the property or
properties to be customized. Then at runtime, these
changes will override the corresponding default
properties used by the Studio for its Hadoop engine.
For further information about the properties required by
Hadoop, see Apache's Hadoop documentation on http://hadoop.apache.org, or
the documentation of the Hadoop distribution you need to
use.
Note:
Settings defined in this table are effective on a
per-Job basis.
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