如何在Go中制作可选的选择查询字符串

I need to make a where using optional parameters in query string in one get.

I try something like:

func (app *App) getFunctionarys(w http.ResponseWriter, r *http.Request) {
    v := r.URL.Query()

    Id := v.Get("Id")
    Name := v.Get("Name")
    Cpf := v.Get("Cpf")
    Role:= v.Get("Role")
    Status := v.Get("Status")

    dbdata := &Funcionary{}
    err := app.Database.QueryRow("SELECT Id,DataCad,Role,Cpf,Name,Uf,Salary,Status FROM `funcionary` WHERE Id = ? OR Name= ? OR Cpf = ? OR Role= ? OR Status = ?", Id, Name, Cpf, Role, Status).Scan(&dbdata.Id, &dbdata.DataCad, &dbdata.Role, &dbdata.Cpf, &dbdata.Name, &dbdata.Uf, &dbdata.Salary, &dbdata.Status)

    if err != nil {
        log.Println(err)
    }

    w.WriteHeader(http.StatusOK)
    if err := json.NewEncoder(w).Encode(dbdata); err != nil {
        panic(err)
    }
}

I have 5 records, but my apiAPIis returning one the first record, independent of my parameters. How can I make a where filter optional parameter in Go?