A vector would be ok ;) but what about named templates? Then you should
provide a map I think?
Greetz,
Steven
On 7/16/07, roberto previdi <hariseldon78@stripped> wrote:
>
> My code is something like this:
> (q is a mysqlpp::Query)
>
>
> for(IFieldContainer::const_iterator i = toSetFields.begin(); i !=
> toSetFields.end(); i++)
> {
> q.def[(*i).getName()]=(*i).getValue();
> }
>
> the query and the toSetFields vector are filled in this way (simplifying):
>
> q << "select * from " << theTable.getName() << " where 1 ";
> int paramIndex=0;
> for(IFieldContainer::const_iterator i= allFields.begin(); i !=
> allFields.end(); i++)
> {
> if ((*i).hasValue())
> {
> q << " and " << (*i).getName() << "=
> %"<<paramIndex++
> <<":"<<(*i).getName();
> toSetFields.push_back(*i);
> }
> }
>
> Passing a vector or a map to q.store() would be just the perfect solution
> in my opinion..
>
> Roberto Previdi
>
>
> ----- Original Message ----
> roberto previdi wrote:
> > I admit that i am one of the query.def abusers :)
>
> Father Warren has heard your confession, and bids you go and say three
> Hail Linuses. Go forth and sin no more, my child.
>
> > The problem is that my query is dynamically generated,
>
> Please post an example of the sort of thing you're generating. I
> suspect you might have just picked up a hammer, and all problems are
> looking like nails to you right now.
>
> > I would need something like
> > putting all the (parameter,value) couples in a vector or some dynamic
> > structure and pass it to the query object..
>
> Would it be enough if one of the overloads for these query execution
> methods took a vector of string? Or maybe a map of string to string?
>
> Even if the answer is "yes", I'd still like to know how you're trying to
> use this feature. I have a deep suspicion that any attempt to create
> dynamic templates is wrong-headed. The whole idea of a "template" is
> that you have to know the parameters of the problem up front.
>
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