DBA_HIST_SESS_TIME_STATS

DBA_HIST_SESS_TIME_STATS displays information about CPU and I/O time for interesting Streams sessions.

Column Datatype NULL Description

SNAP_ID

NUMBER

NOT NULL

Unique snapshot ID

DBID

NUMBER

NOT NULL

Database ID for the snapshot

INSTANCE_NUMBER

NUMBER

NOT NULL

Instance number for the snapshot

SESSION_TYPE

VARCHAR2(64)

NOT NULL

Type of session

MIN_LOGON_TIME

DATE

  

Minimum logon time

SUM_CPU_TIME

NUMBER

  

Total CPU time

SUM_SYS_IO_WAIT

NUMBER

  

Total system I/O wait time

SUM_USER_IO_WAIT

NUMBER

  

Total user I/O wait time

CON_DBID

NUMBER

  

The database ID of the PDB for the sampled session

SESSION_MODULE

VARCHAR2(64)

NOT NULL

Session module. Valid values:

  • Streams

  • XStream

  • GoldenGate

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