Re: per-statement triggers

Patch applied.  Thanks.

TODO marked as done:

* -Support statement-level triggers and triggers on columns (Neil)

---------------------------------------------------------------------------


Neil Conway wrote:
> This patch implements FOR EACH STATEMENT triggers, per my email to
> -hackers a couple days ago.
> 
> Notes/caveats:
> 
>         - added regression tests for the new functionality, all
>           regression tests pass on my machine
> 
>         - added pg_dump support
> 
>         - updated PL/PgSQL to support per-statement triggers; didn't
>           look at the other procedural languages.
> 
>         - there's (even) more code duplication in trigger.c than there
>           was previously. Any suggestions on how to refactor the
>           ExecXXXTriggers() functions to reuse more code would be
>           welcome -- I took a brief look at it, but couldn't see an
>           easy way to do it (there are several subtly-different
>           versions of the code in question)
> 
>         - updated the documentation. I also took the liberty of
>           removing a big chunk of duplicated syntax documentation in
>           the Programmer's Guide on triggers, and moving that
>           information to the CREATE TRIGGER reference page.
> 
>         - I also included some spelling fixes and similar small
>           cleanups I noticed while making the changes. If you'd like
>           me to split those into a separate patch, let me know.
> 
> Cheers,
> 
> Neil
> 
> -- 
> Neil Conway  || PGP Key ID: DB3C29FC

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