CREATE TABLE table_49858 ("Player" TEXT, "Team" TEXT, "Matches" FLOAT, "Innings" FLOAT, "Runs" FLOAT, "Average" FLOAT, "Highest Score" TEXT, "100s" FLOAT)

What was Donald Bradman's average runs?
SELECT AVG("Runs") FROM table_49858 WHERE "Player" = 'donald bradman'
SELECT AVG("Runs") FROM "table_49858" WHERE "Player" = 'donald bradman'