Steve Lane <slane(at)soliantconsulting(dot)com> writes:
> I have enabled pretty extensive query logging on the 7.1.3 instance. What I
> see is that certain queries take hideously long.
Tell us about foreign keys associated with the table being updated?
An UPDATE would fire triggers for both referencing and referenced keys ...
I'm suspecting an unindexed or datatype-incompatible foreign key column.
regards, tom lane