export database filtering helper
export database filtering helper

Ignore-this: b771321a5dbc655979404460e65fad41

darcs-hash:20100119064852-9241b-9d75e6d029210b9731fb5a1484602d63f8112c60.gz

tmcdonell/hfx,tmcdonell/hfx,tmcdonell/hfx