-# command="/usr/bin/xzcat | /usr/bin/psql -f - -1 obscurity"
-pg_dump -a -F p -t files | \
- sed -e "s,^COPY files (,DELETE FROM external_files; COPY external_files (," | \
+# command="/usr/bin/xzcat | /usr/bin/psql -1 -c 'DELETE FROM external_files; COPY external_files (id, filename, size, md5sum, last_used, sha1sum, sha256sum, created, modified) FROM STDIN' obscurity"
+psql -c 'COPY files (id, filename, size, md5sum, last_used, sha1sum, sha256sum, created, modified) TO STDOUT' projectb | \