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---+ Linking Informix Database Objects into Virtuoso

---++ Steps

   1 Start the Virtuoso Web User Interface.
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   1 Select the *Conductor* link in the left frame and login as the *dba* user.
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   1 Select the *Databases* -> *External Data Source* -> *Data Sources* tab menu items.
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   1 Select the *Connect* button for the *inf10ma* Informix DSN.
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   1 On successful connection, select the *Link Objects* button to obtain a list of available tables.
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   1 Select all the tables that are part of the <b>stores_demo</b> catalog.
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   1 Change the Catalog for each table to be <b>stores_demo</b> using the *Set All* button.
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   1 All the catalog names are changed to be <b>stores_demo</b>.
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   1 Select the *Link* button to link the selected tables into Virtuoso.
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   1 On completion of the Link process, the tables will be displayed in the *External Linked Objects* tab.
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   1 At this point, you can test the remotely linked tables by clicking on the link that accompanies each table, e.g. stores_demo.inf10ma.customer.%BR%%BR%
This will display the Interactive ISQL interface which will have been already populated with a suitable SQL statement.
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   1 Select <b>Execute</b> to see data from the remotely linked table.
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   1 The tables can also be viewed as part of the Virtuoso *SQL Schema Objects* under the <b>stores_demo</b> catalog name.
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The Link process is now complete enabling the tables to be queried as if part of the Virtuoso Schema.

---++ Related

   * [[VOSSQL2RDF][Mapping SQL Data to Linked Data Views]]
   * [[VirtInformixEntityFrameworkUsage][Using Microsoft Entity Frameworks to Access Informix Schema Objects with Virtuoso]]

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