MrTeeett

Results 2 issues of MrTeeett

It's a reworked version of the old pull-request: https://github.com/FirebirdSQL/firebird/pull/8004

### Description I encountered a `KeyError: 0` when trying to read columns with `TIME WITH TIME ZONE` or `TIMESTAMP WITH TIME ZONE` types using the `firebirdsql` library. The error occurs...