SNAP_ID |
NUMBER |
|
Unique snapshot ID |
DBID |
NUMBER |
|
Database ID for the snapshot |
INSTANCE_NUMBER |
NUMBER |
|
Instance number for the snapshot |
PARAMETER |
VARCHAR2(32) |
|
Name of the initialization parameter that determines the number of entries in the data dictionary cache |
TOTAL_USAGE |
NUMBER |
|
Sum of the total number of entries in the cache |
USAGE |
NUMBER |
|
Number of cache entries that contain valid data |
GETS |
NUMBER |
|
Total number of requests for information on the data object |
GETMISSES |
NUMBER |
|
Number of data requests resulting in cache misses |
SCANS |
NUMBER |
|
Number of scan requests |
SCANMISSES |
NUMBER |
|
Number of times a scan failed to find the data in the cache |
SCANCOMPLETES |
NUMBER |
|
For a list of subordinate entries, the number of times the list was scanned completely |
MODIFICATIONS |
NUMBER |
|
Number of inserts, updates, and deletions |
FLUSHES |
NUMBER |
|
Number of times flushed to disk |
DLM_REQUESTS |
NUMBER |
|
Number of DLM requests |
DLM_CONFLICTS |
NUMBER |
|
Number of DLM conflicts |
DLM_RELEASES |
NUMBER |
|
Number of DLM releases |