CREATE TABLE table_63046 ("Year" FLOAT, "Song Title" TEXT, "Film" TEXT, "Co - Singer" TEXT, "Music - Director" TEXT)

Who is the music-director for the song from the film khaleja who had a co-singer of hemachandra?
SELECT "Music - Director" FROM table_63046 WHERE "Co - Singer" = 'hemachandra' AND "Film" = 'khaleja'
SELECT "Music - Director" FROM "table_63046" WHERE "Co - Singer" = 'hemachandra' AND "Film" = 'khaleja'