In comp.databases.postgresql.questions Jan Ploski <jpljpl(at)gmx(dot)de> wrote:
> The values in column 3 and 4 are what I call a problem.
> In an interactive application, waiting 4-17 seconds for an insert
> or select to complete can be very bad. This is what makes it appear
> slow to the user. Compare it to a maximum wait time of < 1s
> in MySQL's case.