deleteTestData();
ObjectContext context = createDataContext();
Artist a = context.newObject(Artist.class);
a.setArtistName("testOrBrackets");
context.commitChanges();
//this query is equivalent to (false and (false or true)) and
//should always return 0 rows
EJBQLQuery query = new EJBQLQuery("select a from Artist a " +
"where a.artistName <> a.artistName and " +