Page Comparison

By the end of this chapter you will be able to:

You will also learn how to pass only some records to the receiving stream using the Maximum Number of Records per Group option.

In this exercise you will select the most recent sales record for each customer from the set of combined updates you created in the previous exercise.

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In PhixFlow, we use an aggregate stream to show that we are rearranging data from a single stream. See the reference page Aggregate Stream for Aggregating Data for details.

1. From the model toolbar, drag 

   Insert excerpt
   _table_aggregate _table_aggregate nopanel true

    into the model.
2. Set the stream Name to Latest Package Update.
3. Add a pipe from Combined Updates:
   1. Hover your mouse pointer over the stream Combined Updates.
   2. In the context toolbar, click 

      Insert excerpt
      _pipe _pipe nopanel true

      .
   3. Click the stream Latest Package Update to connect the pipe.
   4. PhixFlow opens the pipe settings. Click 

      Insert excerpt
      _finish _finish nopanel true

       to close the settings.
4. Drag all attributes from Combined Updates to Latest Package Update.
   1. Make sure the open settings form is for the stream Latest Package Update.
   2. Hover your mouse pointer over the stream Combined Updates.
   3. In the context toolbar, click 

      Insert excerpt
      _attributes _attributes nopanel true

      . Phixflow lists the data attributes (column titles) for this stream.
   4. Select all the attributes and drag them into the Latest Package Update settings → Attributes section.
      
   5. Click 

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      _finish _finish nopanel true

       to save and close the Latest Package Updates settings.
   6. Close the attributes pop-up window.
5. In the Channel Package model toolbar, click 

   Insert excerpt
   _save _save nopanel true

   .

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