Oracle® Database Reference 11g Release 2 (11.2) Part Number E10820-02 |
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DBA_HIST_BASELINE
displays information on baselines taken in the system. For each baseline, this view displays the complete time range and whether the baseline is the default baseline.
Column | Datatype | NULL | Description |
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DBID |
NUMBER |
NOT NULL |
Database ID |
BASELINE_ID |
NUMBER |
NOT NULL |
Internal ID for the baseline |
BASELINE_NAME |
VARCHAR2(64) |
User-specified name for the baseline | |
BASELINE_TYPE |
VARCHAR2(13) |
The baseline type, as follows:
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START_SNAP_ID |
NUMBER |
Start snapshot ID for the baseline | |
START_SNAP_TIME |
TIMESTAMP(3) |
Time associated with the start snapshot ID | |
END_SNAP_ID |
NUMBER |
End snapshot ID for the baseline | |
END_SNAP_TIME |
TIMESTAMP(3) |
Time associated with the end snapshot ID | |
MOVING_WINDOW_SIZE |
NUMBER |
If BASELINE_TYPE is MOVING WINDOW , this field is the size of the moving window in number of days.
If NULL, then the window size is the value of the AWR retention setting. |
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CREATION_TIME |
DATE |
Time the baseline was created | |
EXPIRATION |
NUMBER |
How long to keep the baseline, in number of days. A NULL value means that the baseline will be kept forever. | |
TEMPLATE_NAME |
VARCHAR2(64) |
Name of the template that created this baseline, if any. | |
LAST_TIME_COMPUTED |
DATE |
Last time that statistics were computed on the baseline. |