On Wed, Apr 20, 2011 at 7:41 PM, Tom Lane <t...@sss.pgh.pa.us> wrote:

> It's still true though that you have to be REINDEXing system catalogs to
> be at risk, else you shouldn't be seeing any IN_PROGRESS tuples.

So the fix seems to be that we make REINDEX on a system catalog lock
the whole catalog table.

Anything else seems likely to be heavily invasive, or at best
difficult to prove it is bug free.

-- 
 Simon Riggs                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

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