V$STATNAME displays decoded statistic names for the statistics shown in the V$SESSTAT and V$SYSSTAT tables.
On some platforms, the NAME and CLASS columns contain additional operating system-specific statistics.
| Column | Datatype | Description | 
|---|---|---|
| STATISTIC# | NUMBER | Statistic number Note: Statistics numbers are not guaranteed to remain constant from one release to another. Therefore, you should rely on the statistics name rather than its number in your applications. | 
| NAME | VARCHAR2(64) | Statistic name | 
| CLASS | NUMBER | A number representing one or more statistics classes. The following class numbers are additive: 
 | 
| STAT_ID | NUMBER | Identifier of the statistic | 
See Also:
Appendix E, "Statistics Descriptions" for a description of each statistic
Your operating system-specific Oracle documentation