On 09/26/2012 03:08 AM, Daniel Farina wrote:
> On Tue, Sep 25, 2012 at 10:55 PM, Jaime Casanova <jaime@2ndquadrant.com> wrote:
>> On Wed, Sep 26, 2012 at 12:17 AM, Daymel Bonne Solís <dbonne@uci.cu> wrote:
>>> Hello hackers:
>>>
>>> I need a list of all triggers created in my database, but the view
>>> system_information.triggers does not show truncate triggers, but it does for
>>> insert, update and delete triggers.
>>>
>>> The same problem is found in versions 9.1 and 9.2.
>>>
>> The definition of information_schema.triggers contains this:
>> """
>> FROM pg_namespace n, pg_class c, pg_trigger t,
>> -- hard-wired refs to TRIGGER_TYPE_INSERT, TRIGGER_TYPE_DELETE,
>> -- TRIGGER_TYPE_UPDATE; we intentionally omit TRIGGER_TYPE_TRUNCATE
>> (VALUES (4, 'INSERT'),
>> (8, 'DELETE'),
>> (16, 'UPDATE')) AS em (num, text)
>> """
>>
>> so it seems that we are not showing TRUNCATE triggers intentionally,
>> but that comment fails to explain why
> Wouldn't it be because TRUNCATE is a PostgreSQL language extension?
>
I think this case should be explicitly stated in the documentation.
Regards.
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