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Remove duplicated records from a table

Below Script will be helpful to remove duplicated records from a table.

 
DELETE
FROM TABLE_NAME
WHERE ROWID IN
  (SELECT MAX(ROWID)
  FROM TABLE_NAME
  WHERE (OPTION_01,OPTION_02) IN
    (SELECT OPTION_01,OPTION_02
    FROM
      (SELECT OPTION_01,OPTION_02,
        COUNT(*)
      FROM TABLE_NAME
      GROUP BY OPTION_01,OPTION_02
      HAVING COUNT(*) > 1
      )
    )
  GROUP BY OPTION_01,OPTION_02
  );

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