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1. Create a new stream in your model and populate its attributes.
   1. Hover over CustomerCareUpdates and click 

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      _add_stream _add_stream nopanel true

   2. In the settings, set the Name to  Combined Updates.
   3. In the model, show the stream attributes for CustomerCareUpdates .
   4. Select all the attributes and drag them into the properties for the Combined Updates stream. Drop them into the Attributes section.
   5. Click 

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      _finish _finish nopanel true

      .
2. To save your model, in the model toolbar click 

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   _save _save nopanel true

   . 
3. Connect the ShopUpdates stream to the Combined Updates stream.
   1. Hover over ShopUpdates and click 

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      _add_connector _add_connector nopanel true

      .

   2. Click Combined Updates to link the pipe to the stream.

      Info
      When you connect streams, PhixFlow automatically adds a reference to the input pipe name. This appears in the attribute expression. To merge this data successfully,  you must update the attribute expressions to remove the in. prefix; see step 4 below.

      
      

4. Fix all the attribute expressions.
   1. Double-click on Combined Updates to open its settings tab. For each attribute:
   2. In the Attributes section, double-click on an attribute to open its settings.I
   3. In the Basic Settings section, edit the Expression to remove in. and click 

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      _finish _finish nopanel true

      
      
5. In the Combined Updates stream settings tab, click 

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   _finish _finish nopanel true

    to save and close.
6. In the model, hover your mouse pointer over Combined Updates and click 

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   _run_analysis _run_analysis nopanel true

   .
7. When the stream has run, check that the stream has:
   • the columns CustomerRef, Sales Date and Package
   • 15 rows
   • all cells have data.
     The stream default view:
     

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