8.12.3. Linking Firebird tables into OpenLink Virtuoso

  1. Start the Virtuoso Web User Interface

    Figure 8.592. Start


  2. Select the "Conductor" link in the Left Frame and Login as the "dba" user.

    Figure 8.593. Conductor


  3. Select the "Databases" -> "External Data Source" -> "Data Sources" tab menu items

    Figure 8.594. Databases


  4. Select the "Connect" button for the "fire" Firebird DSN.

    Figure 8.595. Connect


  5. On successful connection Select the "Link Objects" button to obtain a list of available tables

    Figure 8.596. Link Objects

    Link Objects

  6. Select all the tables that are part of the "employee" catalog.

    Figure 8.597. Select all tables

    Select all tables

  7. Change the Catalog for each table to be "employee" using the "Set All" button.

    Figure 8.598. Catalog


  8. All the catalog names are changed to be "employee".

    Figure 8.599. catalog names

    catalog names

  9. Select the "Link" button to link the selected tables into Virtuoso

    Figure 8.600. "Link" button

    "Link" button

  10. On completion of the Link process the tables will be displayed in the "External Linked Objects" tab.

    Figure 8.601. Completion


  11. At this point you can test the remotely linked tables by clicking on the link that accompanies each table. e.g. employee.fire.COUNTRY.

    This will display the Interactive ISQL interface which will have been already populated with a suitable SQL statement.

    Figure 8.602. remotely linked tables

    remotely linked tables

  12. Select Execute to see data from the remotely linked table.

    Figure 8.603. Execute


  13. The tables can also be viewed as part of the Virtuoso "SQL Schema Objects" under the "employee" catalog name.

    Figure 8.604. SQL Schema Objects

    SQL Schema Objects

    The Link process is now complete enabling the tables to be queried as if part of the Virtuoso Schema.