From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
---|---|
To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
Cc: | Peter van Hardenberg <pvh(at)pvh(dot)ca>, "pgsql-hackers(at)postgresql(dot)org Hackers" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Defaulting psql to ON_ERROR_ROLLBACK=interactive |
Date: | 2017-03-15 15:42:58 |
Message-ID: | CAFj8pRDBwQPhr5GHT_eo-3n-WiQGp99iDZ-QA17RtEOm1LPP4g@mail.gmail.com |
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Lists: | pgsql-hackers |
2017-03-15 16:38 GMT+01:00 Robert Haas <robertmhaas(at)gmail(dot)com>:
> On Wed, Mar 15, 2017 at 2:29 AM, Peter van Hardenberg <pvh(at)pvh(dot)ca> wrote:
> > Ads and I were talking over breakfast about usability issues and he
> > mentioned transaction cancellation during interactive sessions as a
> serious
> > pain point.
> >
> > I suggest we update the default of ON_ERROR_ROLLBACK to interactive for
> > 10.0.
> >
> > The last discussion I could find about this subject was in 2011 and while
> > there was concern about setting the default to "on" (as this would tamper
> > with the expected behaviour of scripts), I don't see any identification
> of a
> > problem that would be caused by setting it to "interactive" by default.
>
> Well, then you'd get one behavior when you use psql interactively, and
> another behavior when you use it from a script. And if you used a
> client other than psql the behavior would be different from psql.
> Plus, it's kinda surprising to have a client that, by default, is
> sending secret commands to the server that you don't know about. And
> it's a backward-incompatible change against previous releases. I
> don't think any of that makes this the worst idea ever, but on balance
> I still think it's better to just recommend to people that they
> configure their .psqlrc with this setting if they want the behavior.
>
> In short, -1 from me.
>
I agree with Robert. I prefer some doc, web page "after install steps".
Pavel
>
> --
> Robert Haas
> EnterpriseDB: http://www.enterprisedb.com
> The Enterprise PostgreSQL Company
>
>
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