} catch (SQLException e) {
System.out.println("error : " + random);
e.printStackTrace();
}
long time = sw.elapsedTime();
long rate = (count * 1000) / (time + 1);
storeResult("delete with random id", count, time, rate);
System.out.println("delete time for random id " + count + " rows -- "
+ time + " ms -- " + rate + " tps");