Change test case aggregation to be based on external timestamp
@@ -63,7 +63,7 @@ public class SelectOptimisationAggregationTestCase {
"define aggregation stockAggregation " +
"from stockStream " +
"select count() as count " +
- "aggregate every sec, min ;" +
+ "aggregate by timestamp every sec, min ;" +
"define stream inputStream (symbol string, value int, startTime string, " +
"endTime string, perValue string); " +
