5.78 DBA_HIST_TBSPC_SPACE_USAGE

DBA_HIST_TBSPC_SPACE_USAGE displays historical tablespace usage statistics.

Column Datatype NULL Description

SNAP_ID

NUMBER

Unique snapshot ID

DBID

NUMBER

NOT NULL

Database ID for the snapshot

TABLESPACE_ID

NUMBER

Tablespace ID

TABLESPACE_SIZE

NUMBER

Tablespace size (in database blocks)

TABLESPACE_MAXSIZE

NUMBER

Maximum size of the tablespace (in database blocks)

TABLESPACE_USEDSIZE

NUMBER

Used size of the tablespace (in database blocks)

RTIME

VARCHAR2(25)

Runtime

CON_DBID

NUMBER

The database ID of the PDB for the sampled session

CON_ID

NUMBER

The ID of the container that CON_DBID identifies. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data