insertValue();
DataContext contex = createDataContext();
String ejbql = "select a FROM Artist a";
EJBQLQuery query = new EJBQLQuery(ejbql);
query.setCacheStrategy(QueryCacheStrategy.LOCAL_CACHE);
List<Artist> artist1 = contex.performQuery(query);
blockQueries();
List<Artist> artist2;
try {
EJBQLQuery query1 = new EJBQLQuery(ejbql);
query1.setCacheStrategy(QueryCacheStrategy.LOCAL_CACHE);