Re: Trigger Function question
От | DAVID ROTH |
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Тема | Re: Trigger Function question |
Дата | |
Msg-id | 1715546791.171305.1689013799237@connect.xfinity.com обсуждение исходный текст |
Ответ на | Re: Trigger Function question (Christophe Pettus <xof@thebuild.com>) |
Ответы |
Re: Trigger Function question
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Список | pgsql-general |
I want to use a single trigger function to log multiple tables and the tables have different columns. I can get the namesof the columns from the catalog. But I have not been able to figure out how to get NEW.x when x is not known untilrun time. > On 07/10/2023 2:23 PM EDT Christophe Pettus <xof@thebuild.com> wrote: > > > > On Jul 10, 2023, at 11:20, DAVID ROTH <adaptron@comcast.net> wrote: > > > > In a trigger function, is there a way to get a list of all of the columns in the triggering table? > > You can get the table that the trigger fired on with TG_TABLE_SCHEMA and TG_TABLE_NAME, and then query the system catalogsto get a list of columns. > > But can you tell us a bit more about your use-case? You may be able to write the trigger in such a way that it doesn'tneed to change behavior based on the columns.
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