August 15, 2023

Loading the reference file and setting up an inner join – Docs for ESB 6.x

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  4. Loading the reference file and setting up an inner join – Docs for ESB 6.x

Loading the reference file and setting up an inner join

  1. Double-click tPigJoin to open its
    Basic settings view.

    use_case_tpigjoin-4.png

  2. Click the […] for the main schema to
    open the [Schema] dialog box.

    use_case_tpigjoin-5.png

  3. Check that input schema is correctly retrieved from the preceding
    component. If needed, click the [->>]
    button to copy all the columns of the input schema to the output schema.
  4. Click the [+] button under the output
    panel to add new columns according to the data structure of the reference
    file, groupId_ref (integer) and groupName (string) in this example. Then click
    OK to close the dialog box.
  5. Click the […] for the schema lookup
    flow to open the [Schema] dialog
    box.

    use_case_tpigjoin-6.png

  6. Click the [+] button under the output
    panel to add two columns: groupId_ref
    (integer) and groupName (string), and
    then click OK to close the dialog
    box.
  7. In the Filename field, specify the full
    path to the reference file.
  8. Click the [+] button under the Join key table to add a new line, and select
    groupId and groupId_ref
    respectively from the Input and Lookup lists to match data from the main input
    flow with data from the lookup flow based on the group ID.
  9. From the Join Mode list, select inner-join.
Document get from Talend https://help.talend.com
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Docs 6.x
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