Man pages matching name dbd::oracle::troubleshooting::sun in section 3pm:

DBD::Oracle::Troubleshooting::Sun.3pm.en	debian 10 / libdbd-oracle-perl
DBD::Oracle::Troubleshooting::Sun.3pm.en	debian 11 / libdbd-oracle-perl
DBD::Oracle::Troubleshooting::Sun.3pm.en	debian 12 / libdbd-oracle-perl