question: private void updateTimestamp ( List < String > batchList ) { Timestamp lastUpdate = new Timestamp ( System . currentTimeMillis ( ) ) ; batchList . add ( "INSERT INTO " + ANALYSIS_GROUPS_TIME_TABLE + " (" + "LAST_TIMESTAMP) " + "VALUES ('" + lastUpdate . toString ( ) + "')" ) ; }
target:  Updates the GROUPS_TIMESTAMP table with the current time.