Hello and welcome!
We don't store anything called a "callsign".
If you're wanting to mess with channel names then take a look at the Channels table displayName column.
Regards,
mm
No.is there any place in the database that stores whether the channel is broadcast in high definition
No.and whether it's a network affiliate
No.is there any place in the database that stores whether the channel is broadcast in high definition
No.and whether it's a network affiliate