Man pages matching name ovs-vswitchd.conf.db in section 5:

ovs-vswitchd.conf.db.5.en	debian 10 / openvswitch-common
ovs-vswitchd.conf.db.5.en	debian 11 / openvswitch-common
ovs-vswitchd.conf.db.5.en	debian 12 / openvswitch-switch