Ron Johnson <ron(dot)l(dot)johnson(at)cox(dot)net> writes: > On 08/29/07 07:27, cluster wrote: >> Just make sure and read up about transaction isolation... in the default >> of READ COMMITTED mode, you can sometimes see changes made by other >> transactions. > Argh!!! The RDBMS that I typically use defaults to SERIALIZABLE. You can change default_transaction_isolation if you like. regards, tom lane