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From:Alex Date:August 26 2008 10:40am
Subject:Re: A way to copy mysqlpp::StoreQueryResult into a std::map?
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Ah, yes, just tested it -- works perfect. Thanks. :)

2008/8/26 Joel Fielder <joel.fielder@stripped>:
> Sorry, thought you were talking about the test of the result object rather
> than parameters to your logging function!
>
> But, what I said is still valid as your problem is that "even if there's no
> help data for the command the user requests help for, res_help_cmd returns
> true".
>
> What you describe is the correct behaviour for mysql++.  Sometimes it is
> perfectly ok to have no results found, e.g. "get the customers who have
> bought a certain product in the last week" - there might not be any, but
> that is still the correct answer and should not throw an exception or be
> treated as an error condition.
>
> As there was no error with the query, a boolean test of res_help_cmd will
> return true.
>
> You should call num_rows to find out if there is data available and only log
> if that is the case.  Look at examples/simple1.cpp.
>
> Alternatively, use for_each.
>
> Joel
>
> Alex wrote:
>>
>> 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.
>>
>>
>
>



-- 
GamerzWoW - http://www.gamerzwow.net
Thread
A way to copy mysqlpp::StoreQueryResult into a std::map?Alex13 Aug
  • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young13 Aug
    • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex13 Aug
      • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young13 Aug
        • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex14 Aug
          • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex17 Aug
            • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young17 Aug
              • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex19 Aug
                • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young19 Aug
                  • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex20 Aug
                    • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young21 Aug
                      • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex21 Aug
                        • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young21 Aug
                          • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex21 Aug
                            • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex22 Aug
                              • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young22 Aug
                                • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex22 Aug
                                  • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young22 Aug
                                    • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex22 Aug
                                      • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex22 Aug
                                      • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young22 Aug
                                        • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex22 Aug
                                          • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young22 Aug
                                            • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex25 Aug
                                              • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Joel Fielder26 Aug
                                                • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex26 Aug
                                                  • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Joel Fielder26 Aug
                                                    • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex26 Aug
                                                  • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Warren Young26 Aug
                                                    • Re: A way to copy mysqlpp::StoreQueryResult into a std::map?Alex27 Aug