On Thu, Apr 12, 2018 at 1:58 AM, Tom Lane <t...@sss.pgh.pa.us> wrote:

> So while looking at this, it suddenly occurred to me that probing with
> SnapshotDirty isn't that safe for regular (non-TOAST) Oid assignment
> either.

Yeah it occurred to me as well, but when I looked at the code, I couldn't
find a case that is broken. I even tried a few test cases with DDLs etc.
But I think what you did is fine and more bullet proof. So +1 to that.


 Pavan Deolasee                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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