this.tweet_len_rng = new FlatHistogram<Integer>(this.rng(), tweet_h);
}
@Override
protected TransactionStatus executeWork(TransactionType nextTrans) throws UserAbortException, SQLException {
TwitterOperation t = generator.nextTransaction();
t.uid = this.rng().nextInt(this.num_users); // HACK
if (nextTrans.getProcedureClass().equals(GetTweet.class)) {
doSelect1Tweet(t.tweetid);
} else if (nextTrans.getProcedureClass().equals(GetTweetsFromFollowing.class)) {