1. Database Reference
  2. Static Data Dictionary Views
  3. Static Data Dictionary Views: DBA_2PC_NEIGHBORS to DBA_HIST_JAVA_POOL_ADVICE
  4. DBA_HIST_CON_SYSMETRIC_HIST

4.304 DBA_HIST_CON_SYSMETRIC_HIST

DBA_HIST_CON_SYSMETRIC_HIST externalizes all available history of the system metric values for the entire set of data kept in the database. This view contains snapshots of V$CON_SYSMETRIC_HISTORY.

Note:

This view is not populated and is reserved for future use.

Column Datatype NULL Description

SNAP_ID

NUMBER

Unique snapshot ID

DBID

NUMBER

Database ID for the snapshot

INSTANCE_NUMBER

NUMBER

Instance number for the snapshot

BEGIN_TIME

DATE

Begin time of the interval

END_TIME

DATE

End time of the interval

INTSIZE

NUMBER

Interval size (in hundredths of a second)

GROUP_ID

NUMBER

Group ID

METRIC_ID

NUMBER

Metric ID

METRIC_NAME

VARCHAR2(64)

Metric name

VALUE

NUMBER

Metric value

METRIC_UNIT

VARCHAR2(64)

Unit of measurement

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:

  • When queried from a non-CDB, the statistics for that instance are returned, and the CON_ID value is 0.

  • When queried from the root of a CDB, the statistics in every container are returned, and the CON_ID value indicates the container to which the statistics belong.

  • When queried from a PDB, statistics from that PDB are returned, and the CON_ID value is the container ID for that PDB.

Note:

This view is available starting with Oracle Database 12c Release 2 (12.2.0.1).

See Also: