BigDecimalEntity o2 = context
.newObject(BigDecimalEntity.class);
o2.setBigDecimalField(new BigDecimal("-5.1"));
context.commitChanges();
EJBQLQuery query = new EJBQLQuery(
"SELECT d FROM BigDecimalEntity d WHERE ABS(d.bigDecimalField) > 4.5");
List objects = context.performQuery(query);
assertEquals(1, objects.size());