List the rider for the doncaster handicap compeition.
CREATE TABLE table_30098144_2 (jockey VARCHAR, race VARCHAR)
SELECT jockey FROM table_30098144_2 WHERE race = "Doncaster Handicap"
### Context: CREATE TABLE table_30098144_2 (jockey VARCHAR, race VARCHAR) ### Question: List the rider for the doncaster handicap compeition. ### Answer: SELECT jockey FROM table_30098144_2 WHERE race = "Doncaster Handicap"