Well, in a previous answer, Warren used that if-statement and it
worked fine. As for those true/false: they're part of my slog.clog
function and really doesn't have anything to do with SQL.
2008/8/26 Joel Fielder <joel.fielder@stripped>:
> Alex wrote:
>> I don't think I have to go about what those true/false means, as
>> they're not the point..
> Actually, they are precisely the point. True means that the result object
> is in a good state, false means it's in a bad state. A bad state would be,
> for example, you passed invalid SQL.
> The query worked and so the result object is in a good state, it's just that
> there are no results to be had and so it crashes when you try to access a
> non-existent row. Analogy: "0" is a perfectly acceptable answer to "how
> Call num_rows() on res_help_cmd to find out if there are any rows, or my
> preference would be to use Query::for_each().
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