There has been some progress on that front. For index size there is a new rebuild command in PG12 which works concurrently. There is also pluggable storage now,

There has been some progress on that front. For index size there is a new rebuild command in PG12 which works concurrently. There is also pluggable storage now, which enables much more efficient row deletion. I can’t find a link to the new storage format, but here is the announcement for 12 https://www.postgresql.org/about/news/1943/ https://www.postgresql.org/about/news/1943/