Re: GUC for temporarily disabling event triggers

Daniel Gustafsson <daniel@yesql.se>

From: Daniel Gustafsson <daniel@yesql.se>
To: Robert Haas <robertmhaas@gmail.com>
Cc: Michael Paquier <michael@paquier.xyz>, Tom Lane <tgl@sss.pgh.pa.us>, Justin Pryzby <pryzby@telsasoft.com>, Mikhail Gribkov <youzhick@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2023-09-22T15:29:01Z
Lists: pgsql-hackers

Attachments

> On 7 Sep 2023, at 21:02, Robert Haas <robertmhaas@gmail.com> wrote:
> 
> On Thu, Sep 7, 2023 at 1:57 AM Michael Paquier <michael@paquier.xyz> wrote:
>> +           GUC_NOT_IN_SAMPLE | GUC_DISALLOW_IN_FILE
>> 
>> I am a bit surprised by these two additions.  Setting this GUC at
>> file-level can be useful, as is documenting it in the control file if
>> it provides some control of how a statement behaves, no?
> 
> Yeah, I don't think these options should be used.

Removed.

>> +       Allow temporarily disabling execution of event triggers in order to
>> +       troubleshoot and repair faulty event triggers. All event triggers will
>> +       be disabled by setting it to <literal>true</literal>. Setting the value
>> +       to <literal>false</literal> will not disable any event triggers, this
>> +       is the default value. Only superusers and users with the appropriate
>> +       <literal>SET</literal> privilege can change this setting.
>> 
>> Event triggers are disabled if setting this GUC to false, while true,
>> the default, allows event triggers.  The values are reversed in this
>> description.
> 
> Woops.

Fixed.

Since the main driver for this is to reduce the usage/need for single-user mode
I also reworded the patch slightly.  Instead of phrasing this as an alternative
to single-user mode, I reversed it such that single-user mode is an alternative
to this GUC.

--
Daniel Gustafsson

Commits

  1. Add GUC for temporarily disabling event triggers

  2. Fix typos in code and comments