diff --git a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/LogicalUnion.java b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/LogicalUnion.java
index 06a6f0c2b..12d6fdb00 100644
--- a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/LogicalUnion.java
+++ b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/LogicalUnion.java
@@ -126,6 +126,10 @@ public class LogicalUnion
         return sels[0].getConfiguration();
     }
 
+    public DBDictionary getDBDictionary() {
+        return dict;
+    }
+
     public SQLBuffer toSelect(boolean forUpdate, JDBCFetchConfiguration fetch) {
         return dict.toSelect(sels[0], forUpdate, fetch);
     }