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Oracle® Database Reference
12c Release 1 (12.1)

E17615-23
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DBA_TABLESPACE_USAGE_METRICS

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, in database blocks
TABLESPACE_SIZE NUMBER   Maximum size of the tablespace, in database blocks
USED_PERCENT NUMBER   Percentage of used space, as a function of the maximum possible tablespace size