Re: how to execute a C program via trigger ?

take a look at the contrib sections fti or fulltext index example

it takes you through it all

"S.F. Lee" wrote:
>
> Hi,
>
> I am using Red Hat 6.1 + PostgreSQL 7.0.3. All of
> my
> applications are developed by C and ECPG. I would
> like to know how to execute a C program by Trigger,for
> example:
>
> 1. I have a program my_c_program.c shuch as:
>
> #include <stdio.h>
> main()
> {
> printf("Hello World !\n");
> }
>
> 2. I create a table foo by following command
>
> CREATE TABLE foo
> (
> x int4
> );
>
> 3. create a trigger foo_trig :
>
> create trigger foo_trig after update
> on foo for each row execute procedure sql_c();
>
> 4. I don't know how to design sql_c(), can anyone
> give a small plpsql program that can execute
> my_c_program?
>
> regards, S.F. Lee
>
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