Peter Eisentraut <peter_e@gmx.net> writes:
> Jan Wieck wrote:
>> You mean as a second, optional argument? Good idea.
> I think it should only be one argument, with the units being part of the
> variable value, if any.
No, because that makes it hard to do things like "sleep for a small
random number of microseconds". If pgbench had string concatenation
ability in its metalanguage then what you suggest would be sensible,
but let us not go there.
regards, tom lane