code: public void executeDDL(String name, Map<String, Object> params) throws SQLException {
  		String ddl = xQueryMap.get(name).getSql();
  		for (Map.Entry<String, Object> entry : params.entrySet()) {
  			ddl = ddl.replaceAll("[:]" + entry.getKey(), entry.getValue().toString());
  		}
  
  		Statement st = connection.createStatement();
  		st.executeUpdate(ddl);
  		st.close();
  	}
docs: -----