Oracle® Database Reference 11g Release 1 (11.1) Part Number B28320-01 |
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DBA_HIST_SESSMETRIC_HISTORY
displays the history of several important session metrics.
Column | Datatype | NULL | Description |
---|---|---|---|
SNAP_ID |
NUMBER |
NOT NULL |
Unique snapshot ID |
DBID |
NUMBER |
NOT NULL |
Database ID for the snapshot |
INSTANCE_NUMBER |
NUMBER |
NOT NULL |
Instance number for the snapshot |
BEGIN_TIME |
DATE |
NOT NULL |
Begin time of the interval |
END_TIME |
DATE |
NOT NULL |
End time of the interval |
SESSID |
NUMBER |
NOT NULL |
Session ID |
SERIAL# |
NUMBER |
NOT NULL |
Session serial number |
INTSIZE |
NUMBER |
NOT NULL |
Interval size (in hundredths of a second) |
GROUP_ID |
NUMBER |
NOT NULL |
Group ID |
METRIC_ID |
NUMBER |
NOT NULL |
Metric ID |
METRIC_NAME |
VARCHAR2(64) |
NOT NULL |
Metric name |
VALUE |
NUMBER |
NOT NULL |
Metric Value |
METRIC_UNIT |
VARCHAR2(64) |
NOT NULL |
Unit of measurement |