Schema schema = db.getSchemas("schema1a").iterator().next();
UpdatableSchema sch1 = schema.edit();
sch1.addAttribute(1, 5);
sch1.setAttributeDefault(1, 5, "bar");
sch1.setAttributeProperty(1, 5, db.getProperty("prop3", true));
sch1.applyUpdates();
Series<Double> ser = db.getSeries("bt.schema1achro.fooo", true);
Attribute<?> sa = ser.getAttribute("prop3", false);
assertEquals("bar", sa.get().toString());
Attribute<?> ca = ser.getChronicle().getAttribute("prop3", false);