Pavan Deolasee wrote:

    I suppose inserting HOT tuples without index maintenance is useful
    even if no
    changes to the space allocation is made is useful. It won't get the
    usage but it would save on index thrashing. But that still implies
    all the
    code to handle scans, updates, index builds, etc. Those chunks could be
    separated out but you can't commit without them.

There are few things that we can separate easily, like CREATE INDEX
related changes, VACUUM and VACUUM FULL related changed, space
reuse related changes etc. Let me give it a shot.

Did we ever get a broken up patch for this?

Joshua D. Drake





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