+ * Revision 1.19 1995-10-17 18:02:11 adam
+ * New feature: databases. Implemented as prefix to words in dictionary.
+ *
+ * Revision 1.18 1995/10/16 14:03:09 quinn
+ * Changes to support element set names and espec1
+ *
+ * Revision 1.17 1995/10/16 09:32:40 adam
+ * More work on relational op.
+ *
+ * Revision 1.16 1995/10/13 12:26:44 adam
+ * Optimization of truncation.
+ *
+ * Revision 1.15 1995/10/12 12:40:55 adam