Talend Pipeline Designer allows you to preview a
sample of your data at every step of the pipeline and ensure that data is being
processed as expected.
To understand which engine is used to calculate data samples, display data preview, or
execute pipelines, read the Remote Engine Gen2
documentation.
Procedure
-
On the Pipelines page,
click the pipeline that you have created to open it in the pipeline
designer.
-
Click the source dataset to see a preview of your original
sample.
Example of a sample of a file listing customers stored in a database table.
The sample calculation is done on the Cloud Engine for Design
and is displayed in Grid view mode:
Example of a preview of the same data after filtering customers and rejecting
those without a valid State ID: