Horton

Re: [HACKERS] Optional message to user when terminating/cancelling backend

Daniel Gustafsson <daniel@yesql.se>

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From: Daniel Gustafsson <daniel@yesql.se>
To: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Cc: Eren Başak <eren@citusdata.com>, Alvaro Herrera <alvherre@alvh.no-ip.org>, Yugo Nagata <nagata@sraoss.co.jp>, Thomas Munro <thomas.munro@enterprisedb.com>, Michael Paquier <michael.paquier@gmail.com>, PostgreSQL mailing lists <pgsql-hackers@postgresql.org>
Date: 2018-04-05T21:33:57Z
Lists: pgsql-hackers 
> On 05 Apr 2018, at 23:16, Peter Eisentraut <peter.eisentraut@2ndquadrant.com> wrote:
> 
> The documentation change suggests the error will be
> 
> ERROR:  canceling statement due to user request: "Cancellation message text"
> 
> Why the quotes?

It seemed like a good idea at the time to indicate which part was submitted by
the user, but looking at it now the colon sign is a pretty clear indicator
already.

cheers ./daniel

Commits

  1. Refactor user-facing SQL functions signalling backends

  2. Introduce 64-bit hash functions with a 64-bit seed.