Luis Sousa <llsousa(at)ualg(dot)pt> writes:
> When i execute: DELETE FROM tables WHERE id=1; i got these message from
> postgres:
> pqReadData() -- backend closed the channel unexpectedly.
What PG version are you running?
If it's a current release (7.0.3 or 7.1.2), please provide a
self-contained psql script that demonstrates the problem.
regards, tom lane