CREATE TABLE table_204_577 (id NUMBER, "name" CLOB, "first operational" CLOB, "numeral system" CLOB, "computing mechanism" CLOB, "programming" CLOB, "turing complete" CLOB)

what was the first computer to use a decimal numeral system ?
SELECT "name" FROM table_204_577 WHERE "numeral system" = 'decimal' ORDER BY "first operational" LIMIT 1
SELECT "name" FROM "table_204_577" WHERE "numeral system" = 'decimal' ORDER BY "first operational" FETCH FIRST 1 ROWS ONLY