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-rw-r--r--src/main/java/com/amazon/carbonado/qe/OrderingScore.java11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/main/java/com/amazon/carbonado/qe/OrderingScore.java b/src/main/java/com/amazon/carbonado/qe/OrderingScore.java
index ce85cb6..a2b46b9 100644
--- a/src/main/java/com/amazon/carbonado/qe/OrderingScore.java
+++ b/src/main/java/com/amazon/carbonado/qe/OrderingScore.java
@@ -224,6 +224,13 @@ public class OrderingScore<S extends Storable> {
}
// Property not handled and not an identity filter.
+
+ if (property.getDirection() == UNSPECIFIED) {
+ // Specify a direction in order for a comparator to be later
+ // created from remainder orderings.
+ property = property.direction(ASCENDING);
+ }
+
remainderProperties.add(property);
indexPos = Integer.MAX_VALUE;
}
@@ -317,7 +324,9 @@ public class OrderingScore<S extends Storable> {
/**
* Returns the ordering properties that the evaluated index does not
- * support. The list of orderings is reduced to eliminate redundancies.
+ * support. The list of orderings is reduced to eliminate redundancies. If
+ * any remainder ordering properties originally had an unspecified
+ * direction, the direction in this list is specified as ascending.
*
* @return remainder orderings, never null
*/