CREATE TABLE table_204_885 (id NUMBER, "season" CLOB, "competition" CLOB, "round" CLOB, "opponent" CLOB, "home" CLOB, "away" CLOB, "agg." CLOB, "bye" CLOB)

how many different competitions are listed ?
SELECT COUNT(DISTINCT "competition") FROM table_204_885
SELECT COUNT(DISTINCT "competition") FROM "table_204_885"