Step 3: Mapping the data using the tMap component

Procedure

Drop a tMap component onto the design workspace, and double-click it to open the Basic settings view to set its properties.
Click the three-dot button next to Map Editor to open a dialog box to set the mapping.
Click the plus button on the left to add six columns for the schema of the incoming data. These columns should be the same as the following:
Click the plus button on the right to add a schema of the outgoing data flow.
Select New output and click OK to save the output schema.

For the time being, the output schema is still empty.
Click the plus button beneath the out1 table to add three columns for the output data.
Drop the id, CustomerName and CustomerAge columns onto their respective line on the right.
Click OK to save the settings.

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