+------------+---------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +------------+---------+------+-----+---------+-------+ | ID | int(11) | YES | | NULL | | | ATOM_NAME | char(6) | NO | MUL | NULL | | | C_SHIFT | double | NO | MUL | NULL | | | AMBIGUITY | int(11) | NO | MUL | NULL | | | KEY_ID | int(11) | NO | MUL | NULL | | | FIRSTKEY_ID| int(11) | NO | MUL | NULL | | +------------+---------+------+-----+---------+-------+