Hello Mark,
I don't know a command in postgres to do that, but if you're running
postgres on Linux try it on the command line:
for pid in `psql -A -t -c "select procpid from pg_stat_activity"`; do
pg_ctl kill TERM $i; done
Best regards.
Ps: Sorry, but my english isn't so good.
--
Fabrízio de Royes Mello
Coordenador Desenvolvimento de Software
fmello(at)dbseller(dot)com(dot)br
DBSeller Informática Ltda. - http://www.dbseller.com.br
(51) 3076-5101