2026-03-12 20:23:15

tpt/demos/rowdep_cleanup.sql

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+-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
+-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
+
+drop table t;
+
+Prompt Creating table with NO rowdependencies...
+
+
+create table t tablespace users as select * From dba_objects;
+
+update t set object_id = 1;
+
+alter system flush buffer_cache;
+
+@db
+commit;
+
+pause Press any key to select count(*) from t...
+
+select distinct ora_rowscn from t;
+
+pause Done. Press any key to continue...
+
+drop table t;
+
+Prompt Creating table WITH rowdependencies...
+
+
+create table t tablespace users ROWDEPENDENCIES as select * From dba_objects;
+
+update t set object_id = 1;
+
+alter system flush buffer_cache;
+
+@db
+commit;
+
+pause Press any key to select count(*) from t...
+
+select distinct ora_rowscn from t;