The following bug has been logged online:

Bug reference: 1750
Logged by: Bartłomiej Rychtarski
Email address: bartek (AT) wsb (DOT) poznan.pl
PostgreSQL version: 7.3.4
Operating system: red hat 9
Description: recurrentive views terminates connection
Details:

selecting from recurrent views couses termination of all client connections
to the postgres server:

create view test1 as
select 1::integer as id;

create view test2 as
select sum(id) as id from test1;

create or replace view test1 as
select sum(id)::integer as id from test2;

select * from test2;

---------------------------(end of broadcast)---------------------------
TIP 1: subscribe and unsubscribe commands go to majordomo (AT) postgresql (DOT) org

"BartÅomiej Rychtarski" <bartek (AT) wsb (DOT) poznan.pl> writes:
This is fixed in 7.4 and up.

regression=# select * from test2;
ERROR: infinite recursion detected in rules for relation "test2"

regards, tom lane

---------------------------(end of broadcast)---------------------------
TIP 1: subscribe and unsubscribe commands go to majordomo (AT) postgresql (DOT) org