Re: [PoC] pgstattuple2: block sampling to reduce physical read

From: Satoshi Nagayasu <snaga(at)uptime(dot)jp>
To: Peter Eisentraut <peter_e(at)gmx(dot)net>
Cc: Greg Smith <greg(at)2ndQuadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PoC] pgstattuple2: block sampling to reduce physical read
Date: 2013-09-16 04:20:52
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(2013/09/15 11:07), Peter Eisentraut wrote:
> On Sat, 2013-09-14 at 16:18 +0900, Satoshi Nagayasu wrote:
>> I'm looking forward to seeing more feedback on this approach,
>> in terms of design and performance improvement.
>> So, I have submitted this for the next CF.
> Your patch fails to build:
> pgstattuple.c: In function ‘pgstat_heap_sample’:
> pgstattuple.c:737:13: error: ‘SnapshotNow’ undeclared (first use in this function)
> pgstattuple.c:737:13: note: each undeclared identifier is reported only once for each function it appears in

Thanks for checking. Fixed to eliminate SnapshotNow.

Satoshi Nagayasu <snaga(at)uptime(dot)jp>
Uptime Technologies, LLC.

Attachment Content-Type Size
pgstattuple2_v2.diff text/plain 11.6 KB

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