CREATE TABLE table_name_47 (water__sqmi_ NUMBER, county VARCHAR2, longitude VARCHAR2)

What was the lowest water(sqmi) in the county of dickey where the longitude was smaller than -98.444062?
SELECT MIN(water__sqmi_) FROM table_name_47 WHERE county = "dickey" AND longitude < -98.444062
SELECT MIN("water__sqmi_") FROM "table_name_47" WHERE "county" = "dickey" AND "longitude" < -98.444062