// FETCH THE ROW (VERIFY ADD COLUMN)
json = dataService.getSlice(KEYSPACE, COLUMN_FAMILY, KEY, ConsistencyLevel.ONE);
assertEquals(JSON.parse("{\"STATE\":\"CA\",\"FIRST_NAME\":\"John\",\"LAST_NAME\":\"Smith\"}"), json);
// DELETE THE ROW
dataService.deleteRow(KEYSPACE, COLUMN_FAMILY, "TEST_SLICE", ConsistencyLevel.ONE, false);
json = dataService.getSlice(KEYSPACE, COLUMN_FAMILY, "TEST_SLICE", ConsistencyLevel.ONE);
assertEquals(null, json);
// DROP COLUMN FAMILY
dataService.dropColumnFamily(KEYSPACE, COLUMN_FAMILY);