CREATE TABLE fires (fire_year NUMBER, discovery_date NUMBER, discovery_doy NUMBER, discovery_time CLOB, stat_cause_code NUMBER, stat_cause_descr CLOB, cont_date CLOB, cont_doy CLOB, cont_time CLOB, fire_size NUMBER, fire_size_class CLOB, latitude NUMBER, longitude NUMBER, owner_code NUMBER, owner_descr CLOB, state CLOB, county CLOB, fips_code CLOB, fips_name CLOB)

How many fire cases occur on the land without any owner?
SELECT COUNT(*) FROM fires WHERE owner_descr = "MISSING/NOT SPECIFIED"
SELECT COUNT(*) FROM "fires" WHERE "MISSING/NOT SPECIFIED" = "owner_descr"