CREATE TABLE table_14941 ("Name" CLOB, "Years" CLOB, "Gender" CLOB, "Area" CLOB, "Authority" CLOB, "Decile" FLOAT, "Roll" FLOAT)

What is the lowest decile that Ohau School has?
SELECT MIN("Decile") FROM table_14941 WHERE "Name" = 'ohau school'
SELECT MIN("Decile") FROM "table_14941" WHERE "Name" = 'ohau school'