CREATE TABLE table_204_121 (id NUMBER, "year" CLOB, "game" CLOB, "developer" CLOB, "setting" CLOB, "platform" CLOB, "notes" CLOB)

what year is the first appearance of the platform ps1 ?
SELECT MIN("year") FROM table_204_121 WHERE "platform" = 'ps1'
SELECT MIN("year") FROM "table_204_121" WHERE "platform" = 'ps1'