Page Comparison

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• Create a new Stream in your model:
• Hover over CustomerCareUpdates and press press Image Modified - Add a new Stream
• Call the new Stream Combined Updates
• Drag all attributes from CustomerCareUpdates to Combined Updates
• Remember to save your model layout
• Add a pipe from the other Stream:
  • Hover over ShopUpdates and press - Add a new Connector
  • Click on Combined Updates to link the pipe to the output Stream
  • Give this pipe the Name: in2
• To complete configuration of Combined Updates:
  • Double-click on Combined Updates to open the configuration form
  • To make the union work, you need to update the Expression for each Attribute:

you must remove the reference to the input pipe that CenterView has automatically added to the start of each Expression, e.g.:

• • Update the expression

in.CustomerRef
to
CustomerRef

• Press Press Image Modified in the main Stream configuration form
• Run Analysis on Combined Updates
• Check that you have the correct number of records in this Stream when the Analysis is complete
• Check the data set you generated – make sure that every field in every output record has been populated

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• Update the name of the pipe from the Stream CustomerCareUpdates:
  • Double-click on the pipe to open the configuration details
  • Update the Name to: CC
  • Press Image Removed Press Image Added to save your changes
• Update the name of the pipe from ShopUpdates to: shop
• Double-click the Stream Combined Updates to open the configuration form
  • Add a new Attribute with Name: Source
  • Set the Expression of Source to:

if (_pipeName == "CC",
"Customer Care"
,
"Shop"
)

• Make Source the first Attribute in the Stream: drag it to the top of the Attributes list
• Press Image Removed Press Image Added in the main Stream configuration form
• Run analysis on Combined Updates
• Check the output data set and make sure that the source has been recorded on each record correctly