Creating a Connection

An HDFS Connection shared resource, which contains all the parameters for connecting to HDFS, is required when using the activities in the HDFS palette. An HCatalog Connection shared resource, which contains all the parameters for connecting to HCatalog, is required when using the activities in the Hadoop palette.

Prerequisites

The HDFS Connection and the HCatalog Connection shared resources are available at the Resources level. Before creating a Connection, you need to Creating a Project.

Procedure

  1. Expand the created project in the Project Explorer view.
  2. Right-click the Resources folder and click New > HDFS Connection or HCatalog Connection.
  3. Type a name for the shared resource in the Resource Name field in the window. Click Finish.
  4. Configure the shared resource in the editor. See HDFS Connection or HCatalog Connection regarding the configuration fields.
  5. Click Test Connection to validate the connection.

What to do next

After the HCatalog connection is established successfully, you can click the Database and Table tab to introspect databases and tables existing in the HCatalog. See Database and Table for more information.

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