Re: Parameter passing in trigger function write in C - Mailing list pgsql-general

From a
Subject Re: Parameter passing in trigger function write in C
Date
Msg-id tencent_62F544BE04311F2C015921EB@qq.com
Whole thread Raw
In response to Re: Parameter passing in trigger function write in C  (Adrian Klaver <adrian.klaver@aklaver.com>)
Responses Re: Parameter passing in trigger function write in C
List pgsql-general
Yep, I wanna pass the brief reason of manipulating(update, insert or delete), name and password of the manipulator (This might be done by database itself). 


------------------ Original ------------------
From: "Adrian Klaver";
Date: Friday, Apr 27, 2018 10:16 PM
To: "a"<372660931@qq.com>; "pgsql-general";
Subject: Re: Parameter passing in trigger function write in C

On 04/26/2018 06:48 PM, a wrote:
> hey thanks mate, I have red that. But the actual data retirement seems
> to be combination of that and the SPI_get* functions. I'm still testing
> on it. By the way, if I can pass parameters that is out of the scope of
> sql statement??


Can you be more specific about what parameters you are looking to pass in?

>
>
> ------------------ Original ------------------
> *From:* "Adrian Klaver";
> *Date:* Friday, Apr 27, 2018 9:36 AM
> *To:* "a"<372660931@qq.com>; "pgsql-general";
> *Subject:* Re: Parameter passing in trigger function write in C
>
> On 04/26/2018 06:13 PM, a wrote:
>  > Hey everyone:
>  >
>  > I was request to write a trigger that perform the following function:
>  >
>  > 1, The trigger will be set to exam all statement that will result change
>  > of datas
>  >
>  > 2, The trigger will exam three information other than the data updated
>  > or inserted: user name, password and reasons of change
>  >
>  > 3, It will record down, in some format, the time and content of the
> change.
>  >
>  > Therefore, I would need some way of passing parameters into the trigger
>  > function. Can anyone give me some instructions on how to do it or, if it
>  > is possible??
>
> https://www.postgresql.org/docs/10/static/trigger-interface.html
> <https://www.postgresql.org/docs/10/static/trigger-interface.html>;
>
>
> --
> Adrian Klaver
> adrian.klaver@aklaver.com <mailto:adrian.klaver@aklaver.com>


--
Adrian Klaver
adrian.klaver@aklaver.com

pgsql-general by date:

Previous
From: Adrian Klaver
Date:
Subject: Re: Parameter passing in trigger function write in C
Next
From: Steven Lembark
Date:
Subject: Re: Long running INSERT+SELECT query