Ebean.execute(new TxRunnable() {

    @Override
    public void run() {
        for (TeamRankTable table : teamRankTables) {
            if (table.createdOrEditBy != null
                    && table.createdOrEditBy.equals(SYSTEM_FLAG)) {
                table.delete();
            }
        }

        for (PersonTable table : personTables) {
            if (table.createdOrEditBy != null
                    && table.createdOrEditBy.equals(SYSTEM_FLAG)) {
                table.delete();
            }
        }

        for (MatchTable table : matchTables) {
            if (table.createdOrEditBy != null
                    && table.createdOrEditBy.equals(SYSTEM_FLAG)) {
                table.delete();
            }
        }

        for (PersonParticipationTable table : personParticipationTables) {
            if (table.createdOrEditBy != null
                    && table.createdOrEditBy.equals(SYSTEM_FLAG)) {
                table.delete();
            }
        }

        Ebean.createSqlUpdate(
                "DELETE FROM TEAM_RANK_TUPLE  WHERE ID = ID").execute();
        Ebean.createSqlUpdate("DELETE FROM PERSON_TUPLE WHERE ID = ID")
                .execute();
        Ebean.createSqlUpdate(
                "DELETE FROM PERSON_PARTICIPATION_TUPLE WHERE ID = ID")
                .execute();
    }
});