public void loadParameterMetaData() {
try {
int pcount = pmd.getParameterCount();
List<Parameter> parameters = st.getParameters();
if (pcount != parameters.size())
throw new BaseSQLException("ParameterMetaData size is " + pcount +
" while statement parameters size is " + parameters.size() + ".");
for (int i = 1; i <= pcount; i++) {
Parameter p = parameters.get(i-1);