From: Warren Young
Date: April 18 2007 8:25pm
Subject: Re: problem with SSQLS in header files...
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Matt Dargavel wrote:
> 
> If you #define MYSQLPP_SSQLS_NO_STATICS before including <custom.h> then
> that stops the macros adding in instances of the static variables, and
> will solve the link problem.  If you need the functionality provided by
> the static variables then include each definition once with the statics
> left enabled (i.e. miss out the #define).

Yes.  You can see this technique used in the examples/util module: all 
of examples/custom*.cpp use the util module, but there is no conflict 
even though the util module also includes examples/stock.h.