cd /tmp
tar xf "${app}_backup.tar"
-su postgres -c "pg_restore -c -C -d ${db_name} ${app}_backup/${db_name}.pgdump"
+su postgres -c "pg_restore -c -1 -d ${db_name} ${app}_backup/${db_name}.pgdump"
rm "${app}_backup/${db_name}.pgdump"
cd "${app}_backup"