Dear Amit, Thank you for giving a suggestion!
> > > > > 2. Why get_old_cluster_logical_slot_infos() need to use > > > pg_malloc_array whereas for similar stuff get_rel_infos() use > > > pg_malloc()? > > > > They did a same thing. I used pg_malloc_array() macro to keep the code > > within 80 columns. > > > > I think it is better to be consistent with the existing code in this > case. Also, see, if the usage in get_loadable_libraries() can also be > changed back to use pg_malloc(). Fixed as you said. The line becomes too long, so a variable was newly introduced. Best Regards, Hayato Kuroda FUJITSU LIMITED