On Thu, Jun 23, 2016 at 1:46 PM, Michael Paquier
<michael.paqu...@gmail.com> wrote:
> On Thu, Jun 23, 2016 at 1:42 PM, Michael Paquier
> <michael.paqu...@gmail.com> wrote:
>> While looking at the module I found two mistakes in the docs:
>> pg_visibility_map and pg_visibility *not* taking in input a block
>> number are SRFs, and return a set of records. The documentation is
>> just listing them with "returns record". A patch is attached.

And would it actually make sense to have pg_check_frozen(IN regclass,
IN blkno) to target only a certain page? Same for pg_check_visible. It
would take a long time to run those functions on large tables as they
scan all the pages of a relation at once..

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