Ron Johnson <ron(dot)l(dot)johnson(at)cox(dot)net> writes:
> On 01/20/07 16:52, Michael Nolan wrote:
>> select plr_rated_memid from tnmt_plr where plr_eventid in ('200607163681');
> Is this query created by an application? I.e, there might be a list
> of PLR_EVENTIDs?
> If so, I understand why it is like it is. Otherwise, why not make
> it a direct equality?
It wouldn't make any measurable difference, I think. The parser folds
it to a simple equality as soon as it notices there's only one ...
regards, tom lane