CREATE TABLE table_58319 ("Date" TEXT, "Pilot" TEXT, "Weapon Systems Officer" TEXT, "Aircraft" TEXT, "Tail Code" TEXT, "Call Sign" TEXT, "Kill" TEXT)

Which Call Sign that has Tail Code ed?
SELECT "Call Sign" FROM table_58319 WHERE "Tail Code" = 'ed'
SELECT "Call Sign" FROM "table_58319" WHERE "Tail Code" = 'ed'