CREATE TABLE table_27133147_3 (date_of_appointment VARCHAR, team VARCHAR)

If the team is uni o de leiria, what is the date of appointment?
SELECT date_of_appointment FROM table_27133147_3 WHERE team = "União de Leiria"
SELECT "date_of_appointment" FROM "table_27133147_3" WHERE "União de Leiria" = "team"