1. Persons
2. "N" letter persons
3. name,(SELECT (CASE WHEN (9890=9890) THEN 1 ELSE CAST(1 AS INT)/(SELECT 0 FROM DUAL) END) FROM DUAL)

name,(SELECT (CASE WHEN (9890=9890) THEN 1 ELSE CAST(1 AS INT)/(SELECT 0 FROM DUAL) END) FROM DUAL)

name,(SELECT (CASE WHEN (9890=9890) THEN 1 ELSE CAST(1 AS INT)/(SELECT 0 FROM DUAL) END) FROM DUAL)

Also known as