diff --git a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionary.java b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionary.java
index 7cdd9da24..16a880d00 100644
--- a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionary.java
+++ b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionary.java
@@ -153,6 +153,7 @@ public class DBDictionary
     public int maxIndexNameLength = 128;
     public int maxIndexesPerTable = Integer.MAX_VALUE;
     public boolean supportsForeignKeys = true;
+    public boolean supportsTimestampNanos = true;
     public boolean supportsUniqueConstraints = true;
     public boolean supportsDeferredConstraints = true;
     public boolean supportsRestrictDeleteAction = true;
@@ -1040,7 +1041,11 @@ public class DBDictionary
             val.setTime(val.getTime() + 1000);
             nanos = 0;
         }
-        val.setNanos(nanos);
+
+        if (supportsTimestampNanos)
+            val.setNanos(nanos);
+        else
+            val.setNanos(0);
 
         if (cal == null)
             stmnt.setTimestamp(idx, val);