Follow Flat File import example and generated SQL only contains the following:

<Missing message for key "ProcedureService.procedureServiceTextInvokeHttpTableSqlTemplate" in: org.teiid.runtime.client.messages>

Debugging found: java.util.MissingResourceException: Can't find resource for bundle java.util.PropertyResourceBundle, key ProcedureService.procedureServiceTextInvokeHttpTableSqlTemplate