CREATE TABLE table_203_781 (id DECIMAL, "year" DECIMAL, "competition" TEXT, "venue" TEXT, "position" TEXT, "notes" TEXT)

bangkok , thailand held the 2002 asian junior championships . what was the next year they held another event ?
SELECT "year" FROM table_203_781 WHERE "venue" = 'bangkok, thailand' AND "year" > 2002 ORDER BY "year" LIMIT 1
SELECT "year" FROM "table_203_781" WHERE "venue" = 'bangkok, thailand' AND "year" > 2002 ORDER BY "year" NULLS FIRST LIMIT 1