ProductGroup pg1 = new ProductGroup();
pg1.setId(20001);
pg1.setName("BatchModeTest ProductGroup #1");
broker.store(pg1);
conMan.executeBatch();
Article a1 = new Article();
a1.setArticleId(20001);
a1.setArticleName("BatchModeTest Article #1");
a1.setProductGroup(pg1);