/usr/include/odb/details/ is in libodb-dev 2.4.0-1+b1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/odb/details/buffer.hxx
/usr/include/odb/details/c-string.hxx
/usr/include/odb/details/condition.hxx
/usr/include/odb/details/config.h
/usr/include/odb/details/config.hxx
/usr/include/odb/details/exception.hxx
/usr/include/odb/details/export.hxx
/usr/include/odb/details/function-wrapper.hxx
/usr/include/odb/details/function-wrapper.ixx
/usr/include/odb/details/function-wrapper.txx
/usr/include/odb/details/lock.hxx
/usr/include/odb/details/meta/
/usr/include/odb/details/meta/answer.hxx
/usr/include/odb/details/meta/class-p.hxx
/usr/include/odb/details/meta/polymorphic-p.hxx
/usr/include/odb/details/meta/remove-const-volatile.hxx
/usr/include/odb/details/meta/remove-const.hxx
/usr/include/odb/details/meta/remove-pointer.hxx
/usr/include/odb/details/meta/remove-volatile.hxx
/usr/include/odb/details/meta/static-assert.hxx
/usr/include/odb/details/mutex.hxx
/usr/include/odb/details/posix/
/usr/include/odb/details/posix/condition.hxx
/usr/include/odb/details/posix/condition.ixx
/usr/include/odb/details/posix/exceptions.hxx
/usr/include/odb/details/posix/mutex.hxx
/usr/include/odb/details/posix/mutex.ixx
/usr/include/odb/details/posix/thread.hxx
/usr/include/odb/details/posix/thread.ixx
/usr/include/odb/details/posix/tls.hxx
/usr/include/odb/details/posix/tls.ixx
/usr/include/odb/details/posix/tls.txx
/usr/include/odb/details/shared-ptr/
/usr/include/odb/details/shared-ptr-fwd.hxx
/usr/include/odb/details/shared-ptr.hxx
/usr/include/odb/details/shared-ptr/base.hxx
/usr/include/odb/details/shared-ptr/base.ixx
/usr/include/odb/details/shared-ptr/base.txx
/usr/include/odb/details/shared-ptr/counter-type.hxx
/usr/include/odb/details/shared-ptr/exception.hxx
/usr/include/odb/details/thread.hxx
/usr/include/odb/details/tls.hxx
/usr/include/odb/details/transfer-ptr.hxx
/usr/include/odb/details/type-info.hxx
/usr/include/odb/details/unique-ptr.hxx
/usr/include/odb/details/unused.hxx
/usr/include/odb/details/wrapper-p.hxx