Oracle PL/SQL Tutorial/SQL PLUS Session Environment/recyclebin

A dropped table is preserved in the recycle bin until purged.

   <source lang="sql">

SQL> SQL> SQL> create table myTable (col1 number primary key); Table created. SQL> SQL> drop table myTable; Table dropped. SQL> SQL> select object_name, original_name, type from recyclebin; no rows selected SQL> SQL> purge recyclebin; Recyclebin purged. SQL> SQL> select object_name, original_name, type from recyclebin; no rows selected SQL> SQL> SQL></source>

purge recyclebin

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SQL> SQL> create table history

 2  ( empno      NUMBER(4)
 3  , beginyear  NUMBER(4)
 4  , begindate  DATE
 5  , enddate    DATE
 6  , deptno     NUMBER(2)
 7  , msal       NUMBER(6,2)
 8  , comments   VARCHAR2(60)
 9  ) ;

Table created. SQL> SQL> SQL> SQL> insert into history values (9,2000,date "2000-01-01",date "2002-01-02",40, 950,"history for 9"); 1 row created. SQL> insert into history values (8,2000,date "2000-01-02", NULL ,20, 800,""); 1 row created. SQL> insert into history values (7,1988,date "2000-01-06",date "2002-01-07",30,1000,""); 1 row created. SQL> insert into history values (6,1989,date "2000-01-07",date "2002-01-12",30,1300,""); 1 row created. SQL> insert into history values (5,1993,date "2000-01-12",date "2002-01-10",30,1500,"history for 5"); 1 row created. SQL> insert into history values (4,1995,date "2000-01-10",date "2002-01-11",30,1700,""); 1 row created. SQL> insert into history values (3,1999,date "2000-01-11", NULL ,30,1600,""); 1 row created. SQL> insert into history values (2,1986,date "2000-01-10",date "2002-01-08",20,1000,"history for 2"); 1 row created. SQL> insert into history values (1,1987,date "2000-01-08",date "2002-01-01",30,1000,"history for 1"); 1 row created. SQL> insert into history values (7,1989,date "2000-01-01",date "2002-05-12",30,1150,"history for 7"); 1 row created. SQL> SQL> SQL> SQL> SQL> purge recyclebin; Recyclebin purged. SQL> SQL> SQL> select object_name, original_name, droptime

 2  from   recyclebin;

no rows selected SQL> SQL> flashback table history to before drop; flashback table history to before drop

ERROR at line 1: ORA-38305: object not in RECYCLE BIN

SQL> SQL> SQL> drop table history; Table dropped.</source>