Tuesday, December 9, 2008

DBA_TABLESPACE_USAGE_METRICS

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DBA_TABLESPACE_USAGE_METRICS describes tablespace usage metrics for all types of tablespaces, including permanent, temporary, and undo tablespaces.

Column
Datatype
NULL
Description
TABLESPACE_NAME
VARCHAR2(30)
Tablespace name
USED_SPACE
NUMBER
Total space consumed by the tablespace
TABLESPACE_SIZE
NUMBER
Total size of the tablespace
USED_PERCENT
NUMBER
Percentage of used space, as a function of the maximum possible tablespace size
Note:
1. select * from DBA_TABLESPACE_USAGE_METRICS;
TABLESPACE_NAME
USED_SPACE
TABLESPACE_SIZE
USED_PERCENT
SDE
6204
16000
38.775
SYSAUX
303764
387072
78.4773892195767
SYSTEM
112016
256000
43.75625
TEMP
2048
2560000
0.08
UNDO
3093472
3584000
86.3133928571429
USERS
1231232
2609152
47.1889717425432

Oracle data dictionary views