Remove TableType.SYNONYM

h2/src/main/org/h2/engine/Database.java

@@ -1819,7 +1819,7 @@ public class Database implements DataHandler {
         for (Table t : getAllTablesAndViews(false)) {
             if (except == t) {
                 continue;
-            } else if (TableType.VIEW == t.getTableType() || TableType.SYNONYM == t.getTableType()) {
+            } else if (TableType.VIEW == t.getTableType()) {
                 continue;
             }
             set.clear();

h2/src/main/org/h2/table/TableType.java

@@ -33,12 +33,7 @@ public enum TableType {
     /**
      * The table type name for external table engines.
      */
-    EXTERNAL_TABLE_ENGINE,
-
-    /**
-     * The table type name for synonyms.
-     */
-    SYNONYM;
+    EXTERNAL_TABLE_ENGINE;
 
     @Override
     public String toString() {