V$SESS_IO

V$SESS_IO displays I/O statistics for each user session.

Column	Datatype	Description
`SID`	`NUMBER`	Session identifier
`BLOCK_GETS`	`NUMBER`	Block gets for this session
`CONSISTENT_GETS`	`NUMBER`	Consistent gets for this session
`PHYSICAL_READS`	`NUMBER`	Physical reads for this session
`BLOCK_CHANGES`	`NUMBER`	Block changes for this session
`CONSISTENT_CHANGES`	`NUMBER`	Consistent changes for this session
`OPTIMIZED_PHYSICAL_READS`	`NUMBER`	Number of physical reads from Database Smart Flash Cache for this session
`CON_ID`	`NUMBER`	The ID of the container to which the data pertains. 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