CREATE TABLE table_78942 ("City" CLOB, "Country" CLOB, "Airport" CLOB, "IATA" CLOB, "ICAO" CLOB)

What Country has a ICAO of EKCH?
SELECT "Country" FROM table_78942 WHERE "ICAO" = 'ekch'
SELECT "Country" FROM "table_78942" WHERE "ICAO" = 'ekch'