CREATE TABLE event (ID NUMBER, Name CLOB, Stadium_ID NUMBER, Year CLOB)
CREATE TABLE record (ID NUMBER, Result CLOB, Swimmer_ID NUMBER, Event_ID NUMBER)
CREATE TABLE swimmer (ID NUMBER, name CLOB, Nationality CLOB, meter_100 FLOAT, meter_200 CLOB, meter_300 CLOB, meter_400 CLOB, meter_500 CLOB, meter_600 CLOB, meter_700 CLOB, Time CLOB)
CREATE TABLE stadium (ID NUMBER, name CLOB, Capacity NUMBER, City CLOB, Country CLOB, Opening_year NUMBER)

Give me the comparison about the sum of meter_100 over the meter_200 , and group by attribute meter_200 by a bar chart.
SELECT meter_200, SUM(meter_100) FROM swimmer GROUP BY meter_200
SELECT "meter_200", SUM("meter_100") FROM "swimmer" GROUP BY "meter_200"