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

In this exercise, you will merge the two sets of data you just loaded into PhixFlow: the data from the file, and the data from the database.

Create a merge stream

1. In the model toolbar, drag the  Merge Stream  onto your model.
2. In the settings, set Name: Customer All Details.
3. Click  OK to save and close the settings for the Customer All Details merge stream.
4. In the model, hover your mouse pointer over the CustomerAddresses stream.
5. In the pop-up toolbar, select  Connector, then click the end of the arrow onto the stream Customer All Details. This connector will pipe data into the stream.
6. Similarly, add a connector  from the stream SOURCE_CUSTOMER_PHONE_NUMBERS to Customer All Details.

Configure groupings on the pipes

1. Double-click on the pipe from CustomerAddresses  to Customer All Details to open its settings.
   1. In the Basic Settings section, set:
      • Name: this pipe is automatically named in.

   2. In the Sort/Group section click  Show Attributes. PhixFlow displays the list of attributes (columns).

   3. Drag CustomerRef from the list into the settings.
   4. Close the list of attributes.
2. Click on the pipe from the SOURCE_CUSTOMER_PHONE_NUMBERS to Customer All Details. This pipe will be called in_2.”
   

   1. In the Sort/Group section, click  Show Attributes. PhixFlow displays a list of the attributes (columns) in the CustomerAddresses  data.

   2. Drag CUSTOMER_REF into the Sort/Group section.
   3. Close the list of attributes.
3. Now add attributes from CustomerAddresses to the merge stream:
   1. Hover over CustomerAddresses and in the pop-up toolbar, click  Show Attributes.

   2. Drag all attributes from this list and drop them onto the stream icon for Customer All Details.

      How to select all the attributes in a list

      To select all attributes, you can:

      • either click the first attribute then Shift+click the last attribute
      • or click the check box next to the Name header. 

      

   3. PhixFlow asks for confirmation. If it is not already selected, select Use original attribute name. Then click the arrow  to confirm.
      
      
4. Similarly, drag all attributes from SOURCE_CUSTOMER_PHONE_NUMBERS to Customer All Details.
5. To see the resulting settings for Customer All Details, double-click its icon to open the settings tab and look at the Attributes section. You can see a list of 8 attributes (data columns).

Run analysis and view the stream data

1. To run analysis on your new stream, hover your mouse pointer over the stream Customer All Details, and in the pop-up toolbar, click  Run Analysis.
2. To view the data you just loaded, hover over the stream and click  Stream Views. In the drop-down list, select  Default View. You will see the address data you loaded from the file combined with the phone numbers you loaded from the database.