Dear all, How come I cannot query the table in the 10g recyclebin via the naming conversion in page 98 of Mr. Freeman's New Features book? See below and thank you in advance. - Roger Xu SQL> select * from v$version; BANNER ---------------------------------------------------------------- Oracle Database 10g Enterprise Edition Release 10.2.0.4.0 - 64bi PL/SQL Release 10.2.0.4.0 - Production CORE 10.2.0.4.0 Production TNS for Linux: Version 10.2.0.4.0 - Production NLSRTL Version 10.2.0.4.0 - Production SQL> select * from xyz; N ---------- 1 999 SQL> select OBJECT_ID from user_objects where OBJECT_NAME = 'XYZ'; OBJECT_ID ---------- 61981 SQL> drop table xyz; Table dropped. SQL> select * from xyz; select * from xyz * ERROR at line 1: ORA-00942: table or view does not exist SQL> select OBJECT_NAME, ORIGINAL_NAME from user_recyclebin; OBJECT_NAME ORIGINAL_NAME ------------------------------ -------------------------------- BIN$cCK1wqmazEngQAB/AQBnOg==$0 XYZ SQL> select * from "BIN$cCK1wqmazEngQAB/AQBnOg==$0"; N ---------- 1 999 SQL> select * from rb$$61981$table$0; select * from rb$$61981$table$0 * ERROR at line 1: ORA-00942: table or view does not exist SQL>