PowerExchange for HDFS User Guide

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Creating an HDFS or View File System (ViewFS) Connection

Create an HDFS or View File System (ViewFS) connection before you import physical data objects.

Click

Window

Preferences

Select

Informatica

Connections

Expand the domain.

Select the connection type

File Systems

Hadoop File System

, and click

Add

Enter a connection name.

Optionally, enter a connection description.

Click

Enter the user name to access HDFS or ViewFS.

Enter the NameNode URI to access HDFS or ViewFS based on the Hadoop distribution that you use.

For instance, enter the following value for HDFS:

hdfs://<namenode>:<port>/

For ViewFS, enter the following value:

viewfs://<cluster_name>

Select the cluster configuration associated with the Hadoop environment.

Click

Test Connection

. If a default Metadata Access Service is not set, a message appears to configure the Metadata Access Service. Click

and set one Metadata Access Service as default. After you set a default Metadata Access Service, the connection to HDFS is tested. If the Metadata Access Service does not exist, contact the Informatica administrator to create a new Metadata Access Service in the domain.

Click

Finish

HDFS Connections

HDFS or View File System (ViewFS) Connection Properties

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