Sequences of temporary tables (auto-increment or identity columns) were…

Sequences of temporary tables (auto-increment or identity columns) were persisted unnecessarily in the database file, and were not removed when re-opening the database.

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

@@ -382,7 +382,9 @@ public class Column {
             }
         }
         Sequence seq = new Sequence(schema, id, sequenceName, start, increment);
-        if (!temporary) {
+        if (temporary) {
+            seq.setTemporary(true);
+        } else {
             session.getDatabase().addSchemaObject(session, seq);
         }
         setAutoIncrement(false, 0, 0);