User Guide

Back Next

Configuring a Lookup Transformation

Configure a Lookup transformation to look up data in an HBase resource.

Open a mapping from the

Object Explorer

view.

From the

Object Explorer

view, drag an HBase data object read operation to the mapping editor.

The

Add to Mapping

dialog box appears.

Select

Lookup

to add the data object read operation as a Lookup transformation to the mapping.

Select the HBase data object read operation and connect the lookup input ports and the lookup output ports.

In the

Properties

view, configure the following parameters:

On the

General

tab, select the option that you want the Data Integration Service to return when it finds multiple rows that match the lookup condition.

On the

Ports

tab, configure the output ports and input rules.

On the

Run-time

tab, enable lookup caching if required.

On the

Lookup

tab, configure the lookup condition.

When the mapping is valid, click

File

Save

to save the mapping to the Model repository.

Run the mapping in the native environment or on the Spark engine to look up data in an HBase resource.