virt_db — Metaproxy Virtual Databases Module
This filter allows one Z39.50 database to be me mapped to another target; or even multiple targets..
A typical configuration looks like this:
<filter type="virt_db"> <virtual> <database>db1</database> <target>localhost:9999/Default</target> </virtual> <virtual> <database>db2</database> <target>indexdata.com/gils</target> </virtual> <virtual> <database>combined</database> <target>indexdata.com/gils</target> <target>localhost:9999/Default</target> </virtual> </filter>