On Sun, Oct 1, 2017 at 11:53 AM, Shubham Barai <shubhambara...@gmail.com>

> Yes, page-level predicate locking should happen only when fast update is
> off.
> Actually, I forgot to put conditions in updated patch. Does everything
> else look ok ?

I think that isolation tests should be improved.  It doesn't seems that any
posting tree would be generated by the tests that you've provided, because
all the TIDs could fit the single posting list.  Note, that you can get
some insight into GIN physical structure using pageinspect contrib.

Alexander Korotkov
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company

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