DBA_HIST_IOSTAT_FUNCTION_NAME

DBA_HIST_IOSTAT_FUNCTION_NAME displays historical I/O statistics by function names. This view contains snapshots of V$IOSTAT_FUNCTION.

Column	Datatype	NULL	Description
`DBID`	`NUMBER`	`NOT NULL`	Database ID for the snapshot
`FUNCTION_ID`	`NUMBER`	`NOT NULL`	Function ID
`FUNCTION_NAME`	`VARCHAR2(30)`	`NOT NULL`	Function name
`CON_DBID`	`NUMBER`		The database ID of the PDB for the sampled session
`CON_ID`	`NUMBER`		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