/usr/share/ is in libpreludedb7-mysql 4.1.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/
/usr/share/doc/libpreludedb7-mysql/
/usr/share/doc/libpreludedb7-mysql/copyright
/usr/share/libpreludedb/
/usr/share/libpreludedb/classic/
/usr/share/libpreludedb/classic/mysql-update-14-1.sql
/usr/share/libpreludedb/classic/mysql-update-14-2.sql
/usr/share/libpreludedb/classic/mysql-update-14-3.sql
/usr/share/libpreludedb/classic/mysql-update-14-4.sql
/usr/share/libpreludedb/classic/mysql-update-14-5.sql
/usr/share/libpreludedb/classic/mysql-update-14-6.sql
/usr/share/libpreludedb/classic/mysql-update-14-7.sql
/usr/share/libpreludedb/classic/mysql.sql
/usr/share/doc/libpreludedb7-mysql/changelog.Debian.gz