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