fetchSize = rows;
fbFetcher.setFetchSize(rows);
    public void setFetchSize(int rows) throws  SQLException {         if (rows < 0)             throw new FBSQLException("Can't set negative fetch size.",                     FBSQLException.SQL_STATE_INVALID_ARG_VALUE);                  else if (maxRows > 0 && rows > maxRows)             throw new FBSQLException("Can't set fetch size > maxRows.",                     FBSQLException.SQL_STATE_INVALID_ARG_VALUE);         else        fetchSize = rows;    }