@Test public void testDeleteSubColumns() { SuperCfTemplate<String, String, String> sTemplate = new ThriftSuperCfTemplate<String, String, String>(keyspace, "Super1", se, se, se); SuperCfUpdater<String,String,String> sUpdater = sTemplate.createUpdater("skey3","super1"); sUpdater.setString("sub1_col_1", "sub1_val_1"); sUpdater.setString("sub1_col_2", "sub1_val_2"); sUpdater.setString("sub1_col_3", "sub1_val_3"); sTemplate.update(sUpdater); SuperCfResult<String,String,String> result = sTemplate.querySuperColumn("skey3","super1"); assertEquals(3, result.getColumnNames().size()); sUpdater.deleteSubColumn("sub1_col_1"); sTemplate.update(sUpdater); result = sTemplate.querySuperColumn("skey3","super1"); assertEquals(2, result.getColumnNames().size()); }