Postgres: Fix return value for IS3
/* IS3. Friends of a Person
\set personId 17592186044461
*/
-SELECT Person.id, Person.firstName, person.lastName, person.creationDate
+SELECT Person.id, Person.firstName, person.lastName, k.creationDate
FROM Person_knows_Person k, Person
WHERE k.Person1Id = :personId
AND k.Person2Id = Person.id
