[Koha] latest on PostgreSQL

I read in the archives of June/July that some work was being done of making koha work with postgres. What progress has been made? Richard Davis Communications Advisor and Webmaster Presbyterian Church of Aotearoa New Zealand PO Box 9049, Wellington, Aotearoa New Zealand Direct: +64 4 381 8285 Mobile: 027 404 8656 Phone: +64 4 801 6000 Fax: +64 4 801 6001 http://www.presbyterian.org.nz/