mysql> select * from dtv_multiplex;
+---------+----------+-------------+-----------+-----------+-----------+------------+------+----------+------------+-----------+--------------+-------------------+----------------+---------+---------------+-----------+--------------+---------+---------+------------+----------------+---------------------+-------------------+
| mplexid | sourceid | transportid | networkid | frequency | inversion | symbolrate | fec  | polarity | modulation | bandwidth | lp_code_rate | transmission_mode | guard_interval | visible | constellation | hierarchy | hp_code_rate | mod_sys | rolloff | sistandard | serviceversion | updatetimestamp     | default_authority |
+---------+----------+-------------+-----------+-----------+-----------+------------+------+----------+------------+-----------+--------------+-------------------+----------------+---------+---------------+-----------+--------------+---------+---------+------------+----------------+---------------------+-------------------+
|       1 |        1 |           2 |      8492 | 474000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_64        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 21:28:06 |                   |
|       2 |        1 |         100 |      8492 | 482000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_64        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 23:33:26 |                   |
|       3 |        1 |         102 |      8492 | 522000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_64        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 23:33:26 |                   |
|       4 |        1 |           1 |      8492 | 530000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_64        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 23:33:26 |                   |
|       5 |        1 |         300 |      8492 | 666000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_16        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-19 00:43:49 |                   |
|       6 |        1 |         302 |      8492 | 722000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_16        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 23:33:26 |                   |
|       7 |        1 |         304 |      8492 | 738000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_16        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 23:33:26 |                   |
|       8 |        1 |         104 |      8492 | 626000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_64        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-18 23:33:26 |                   |
|       9 |        1 |         106 |      8492 | 546000000 | a         |       NULL | auto | NULL     | auto       | 8         | auto         | a                 | 1/8            |       0 | qam_64        | a         | auto         | DVB-T   | NULL    | dvb        |             33 | 2018-05-20 01:40:12 |                   |
+---------+----------+-------------+-----------+-----------+-----------+------------+------+----------+------------+-----------+--------------+-------------------+----------------+---------+---------------+-----------+--------------+---------+---------+------------+----------------+---------------------+-------------------+
9 rows in set (0.00 sec)

mysql>