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DBA Data [Home] [Help] [Dependency Information]

TABLE: SYS.UNDO$

Object Details

Object Name:	UNDO$
Object Type:	TABLE
Owner:	SYS
Subobject Name:
Status:	VALID

Storage Details

Tablespace:	SYSTEM
PCT Free:	10
PCT Used:	40

Indexes

Index	Type	Uniqueness	Tablespace	Column
I_UNDO1	NORMAL	UNIQUE	SYSTEM	US#
I_UNDO2	NORMAL	NONUNIQUE	SYSTEM	NAME

Columns

Name	Datatype	Length	Mandatory
US#	NUMBER		Yes
NAME	VARCHAR2	(30)	Yes
USER#	NUMBER		Yes
FILE#	NUMBER		Yes
BLOCK#	NUMBER		Yes
SCNBAS	NUMBER
SCNWRP	NUMBER
XACTSQN	NUMBER
UNDOSQN	NUMBER
INST#	NUMBER
STATUS$	NUMBER		Yes
TS#	NUMBER
UGRP#	NUMBER
KEEP	NUMBER
OPTIMAL	NUMBER
FLAGS	NUMBER
SPARE1	NUMBER
SPARE2	NUMBER
SPARE3	NUMBER
SPARE4	VARCHAR2	(1000)
SPARE5	VARCHAR2	(1000)
SPARE6	DATE

Query Text

Cut, paste (and edit) the following text to query this object:


SELECT US#
,      NAME
,      USER#
,      FILE#
,      BLOCK#
,      SCNBAS
,      SCNWRP
,      XACTSQN
,      UNDOSQN
,      INST#
,      STATUS$
,      TS#
,      UGRP#
,      KEEP
,      OPTIMAL
,      FLAGS
,      SPARE1
,      SPARE2
,      SPARE3
,      SPARE4
,      SPARE5
,      SPARE6
FROM SYS.UNDO$;

Dependencies

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SYS.UNDO$ does not reference any database object

SYS.UNDO$ is referenced by following:

SYS: DBA_ROLLBACK_SEGS; DBA_UNDO_EXTENTS; DBMS_LOGMNR_INTERNAL - show dependent code; DBMS_PITR - show dependent code; DBMS_RCVMAN - show dependent code; EXT_TO_OBJ_VIEW; EXU7RSG; EXU8RSG; KU$_ROLLBACK_VIEW; SYS_DBA_SEGS; SYS_USER_SEGS; TS_PITR_INFO; TS_PLUG_INFO; V_$ROLLNAME