Uloaded in overlay since vtk-5.5 (shipped in paraview-3.6), vtk includes interfaces to 3 databases: mysql, postgres and odbc. The patch for odbc from paraview still apply in vtk-5.6.0. Upstream has updated their procedure to find newer versions of ffmpeg. So now ffmpeg actually works.
11 Jul 2010; Justin Lecher <jlec@gentoo.org> vtk-5.6.0-r2.ebuild, +files/vtk-5.6.0-odbc.patch: Imported support for dbs from sci overlay, 327601, thanks yFrancois Bissey