CREATE TABLE table_name_8 (area_km_2 VARCHAR2, population_in_millions VARCHAR2, member_state VARCHAR2)

What is the total number of area km2 with a 4.2 population in millions and is a member state of the Czech Republic?
SELECT COUNT(area_km_2) FROM table_name_8 WHERE population_in_millions > 4.2 AND member_state = "czech republic"
SELECT COUNT("area_km_2") FROM "table_name_8" WHERE "czech republic" = "member_state" AND "population_in_millions" > 4.2