rendered paste bodymysql> SELECT callsign,frequency,polarity,networkid,transportid,serviceid FROM channel,dtv_multiplex WHERE channel.mplexid = dtv_multiplex.mplexid AND callsign = "RTL2";
+----------+-----------+----------+-----------+-------------+-----------+
| callsign | frequency | polarity | networkid | transportid | serviceid |
+----------+-----------+----------+-----------+-------------+-----------+
| RTL2 | 12187000 | h | NULL | NULL | 12020 |
+----------+-----------+----------+-----------+-------------+-----------+
1 row in set (0.00 sec)