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is a special cost for external sort? - Mailing list pgsql-hackers

From	Pavel Stehule
Subject	is a special cost for external sort?
Date	July 18, 2013 19:15:28
Msg-id	CAFj8pRDNJwkJxHGNrFR_+kBB7DPt_MwgUfx8gwMRAkqwny=1BA@mail.gmail.com Whole thread Raw
Responses	Re: is a special cost for external sort? Re: is a special cost for external sort?
List	pgsql-hackers

Hello

I found a slow query with large external sort. I expect, so external
sort should be penalized. Is it?

Regards

Pavel

From: Andres Freund
Date: 18 July 2013, 19:06:39
Subject: Re: [ODBC] getting rid of SnapshotNow

From: Alvaro Herrera
Date: 18 July 2013, 19:25:20
Subject: Re: [ODBC] getting rid of SnapshotNow