8.112 V$BT_SCAN_OBJ_TEMPS

V$BT_SCAN_OBJ_TEMPS shows the active objects currently tracked by the big table cache.

Column	Datatype	Description
TS#	NUMBER	Tablespace number
DATAOBJ#	NUMBER	Data object number (objd)
SIZE_IN_BLKS	NUMBER	Size of the object being scanned on this instance, in blocks
TEMPERATURE	NUMBER	Temperature of this object
POLICY	VARCHAR2(10)	Caching policy of this object. Possible values: MEM_ONLY: This object will be fully cached in memory. MEM_PART: This object will be partially cached in memory and some portion will remain on disk and will not be cached. DISK: this object will not be cached in memory or flash for the scan at all. INVALID: The caching policy is not valid.
CACHED_IN_MEM	NUMBER	The number of blocks that are cached/allocated in memory for this object
CON_ID	NUMBER	The ID of the container to which the data pertains. 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

See Also:

"DB_BIG_TABLE_CACHE_PERCENT_TARGET" for more information about enabling the big table cache