[Date Prev][Date Next][Thread Prev][Thread Next]
- Subject: Re: finding out number of records in a table??
- From: Luiz Henrique de Figueiredo <lhf@...>
- Date: Tue, 12 Sep 2006 09:00:19 -0300
> How can one easily find out the number of records stored in a table?
> I think that there should be a convenient idiom for such a common task.
Is it really a such a common task? I never felt the need for that.
Occasionally, some people need to know whether a table is empty or not,
and for that the idiom is "next(t)==nil".