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Oracle® Database Reference
12c Release 1 (12.1)

E17615-24
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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