These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 1.01 s (backtrack: 0/20).

[ebuild  N     ] dev-db/unixODBC-2.3.14::gentoo  USE="minimal unicode -odbcmanual -static-libs" 1718 KiB
[ebuild  N     ] dev-db/libodbc++-0.2.5-r3::gentoo  354 KiB

Total: 2 packages (2 new), Size of downloads: 2072 KiB