title: Error running transactions on HANA database
body: <p>I am running bulk transactions on HANA database and getting following error:</p>
  
  <pre><code>2018-01-15 10:23:33,865 ERROR c.c.t.Payment [tpcc-thread-5] UPDATE district SET d_ytd = d_ytd + 1601.0 WHERE d_w_id = 1 AND d_id = 1
  com.sap.db.jdbc.exceptions.JDBCDriverException: SAP DBTech JDBC: [138]: transaction serialization failure: TrexUpdate failed on table 'SYSTEM:DISTRICT' with error: transaction order error, rc=4614
  at com.sap.db.jdbc.exceptions.SQLExceptionSapDB._newInstance(SQLExceptionSapDB.java:193)
  .......
  at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
  at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
  at java.lang.Thread.run(Thread.java:748)
  2018-01-15 10:23:34,139 ERROR c.c.t.Payment [tpcc-thread-5] Payment error
  java.lang.Exception: Payment update transaction error
  </code></pre>
  
  <p>Anybody has any idea what could be wrong?</p>