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Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors) - Mailing list pgsql-hackers

From	Simon Riggs
Subject	Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors)
Date	May 10, 2016 10:29:03
Msg-id	CANP8+j+WUeXbYVHTLoF8QR-xogOuOY2mr0p0oMnRzdt4OY3tNg@mail.gmail.com Whole thread Raw
In response to	Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors) (Andres Freund <andres@anarazel.de>)
Responses	Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors)
List	pgsql-hackers

On 10 May 2016 at 09:05, Andres Freund <andres@anarazel.de> wrote:

Is anybody ready with a good defense for SatisfiesToast not doing any
actual liveliness checks?

I provided a patch earlier that rechecks the OID fetched from a toast chunk matches the OID requested.

I didn't commit it, I just used it to check the patch which changed btree vacuum replay.

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

From: Kyotaro HORIGUCHI
Date: 10 May 2016, 08:51:11
Subject: Re: asynchronous and vectorized execution

From: Amit Langote
Date: 10 May 2016, 10:40:56
Subject: Re: Declarative partitioning