CREATE TABLE table_name_28 (no_1 VARCHAR2, no_2 VARCHAR2, no_7 VARCHAR2)

What is No.1, when No. 2 is Emma, and when No. 7 is Olivia?
SELECT no_1 FROM table_name_28 WHERE no_2 = "emma" AND no_7 = "olivia"
SELECT "no_1" FROM "table_name_28" WHERE "emma" = "no_2" AND "no_7" = "olivia"