DBA_HIST_STAT_NAME displays decoded statistic names for the statistics captured in the Workload Repository. This includes OLAP statisitics and OLAP timed events. This view captures information from V$STATNAME and is used with DBA_HIST_SYSSTAT and DBA_HIST_SYS_TIME_MODEL.
The database ID of the PDB for the sampled session
The ID of the container that CON_DBID identifies. Possible values include:
0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.
1: This value is used for rows containing data that pertain to only the root
n: Where n is the applicable container ID for the rows containing data