Cary O'Brien wrote:
> 
> > Ian Sparks wrote:
> > >
> > > Had a thought that I wanted to share.
> > >
> > > Interbase has a feature known as "event alerts". In a trigger you can post
> > > "events" which are just fixed data strings e.g. "DataAdded" or
> > > "Insert_tblUsers".
> >
> > PostgreSQL has them too.
> >
> > It's not (afaik) supported by DB-API, but could be used in a DA that talks
> > to some lower level API.
> >
> 
> They are supported by the TCL interface that comes with PostgreSQL
> (src/interfaces/libpgtcl in the PostgreSQL source tree) if you are
> looking for examples of how they work.  (Search for listen and
> notify in pgtclCmds.c
> 

The lower level python interfaces (_pg, pg) support them too.

---------
Hannu

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