<T> void parameters(Observable<T> params) {
        this.parameters = Observable.concat(parameters, params.map(Parameter.TO_PARAMETER));
    }
< T > void parameters ( Observable < T > params ) { this . parameters = Observable . concat ( parameters , params . map ( Parameter . TO_PARAMETER ) ) ; }
Appends the given parameters to the parameter list for the query. If
there are more parameters than required for one execution of the query
then more than one execution of the query will occur.

@param params