/usr/share/ is in pdns-backend-mysql 4.0.0~alpha2-3build1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/dbconfig-common/
/usr/share/dbconfig-common/data/
/usr/share/dbconfig-common/data/pdns-backend-mysql/
/usr/share/dbconfig-common/data/pdns-backend-mysql/upgrade/
/usr/share/dbconfig-common/data/pdns-backend-mysql/upgrade/mysql/
/usr/share/dbconfig-common/data/pdns-backend-mysql/upgrade/mysql/3.3.1-4
/usr/share/dbconfig-common/data/pdns-backend-mysql/upgrade/mysql/3.4.0
/usr/share/dbconfig-common/data/pdns-backend-mysql/upgrade/mysql/3.0-1
/usr/share/dbconfig-common/data/pdns-backend-mysql/install/
/usr/share/dbconfig-common/data/pdns-backend-mysql/install/mysql
/usr/share/doc/
/usr/share/doc/pdns-backend-mysql/
/usr/share/doc/pdns-backend-mysql/nodnssec-3.x_to_3.4.0_schema.mysql.sql
/usr/share/doc/pdns-backend-mysql/schema.mysql.sql
/usr/share/doc/pdns-backend-mysql/dnssec-3.x_to_3.4.0_schema.mysql.sql
/usr/share/doc/pdns-backend-mysql/README.Debian
/usr/share/doc/pdns-backend-mysql/copyright
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/pdns-backend-mysql
/usr/share/pdns-backend-mysql/
/usr/share/pdns-backend-mysql/pdns.local.gmysql.conf
/usr/share/doc/pdns-backend-mysql/NEWS.Debian.gz
/usr/share/doc/pdns-backend-mysql/changelog.Debian.gz