http://opendbcopy.sourceforge.net/ This tool is designed for repetitive andscripted DB load / unload for test setup, data migration etc. Looks like willpossibly work to migrate a WLP portal repository from test, qa, production.
Eclipse Plug in (Commercial, Very Low Price): jfacedbhttp://www.pratocity.com/index.jsp
Squirrel SQL (http://squirrel-sql.sourceforge.net/).
Http://octopus.ObjectWeb.org/http://cloveretl.berlios.de/http://www.manageability.org/blog/stuff/open-source-etl/view
