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Oracle® Database Reference
12c Release 1 (12.1)

E17615-24
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DBA_HIST_CAPTURE

DBA_HIST_CAPTURE displays historical statistics information about each capture process for Oracle Streams, Oracle GoldenGate, and XStream capture operations. This view is intended for use with Automatic Workload Repository (AWR).

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
CAPTURE_NAME VARCHAR2(128) NOT NULL Name of the capture process
STARTUP_TIME DATE NOT NULL Time that the capture process was last started
LAG NUMBER   Delay (in seconds) between the creation and capture of the most recently captured message
TOTAL_MESSAGES_CAPTURED NUMBER   Total changes captured since the capture process was last started
TOTAL_MESSAGES_ENQUEUED NUMBER   Total number of messages enqueued since the capture process was last started
ELAPSED_RULE_TIME NUMBER   Elapsed time (in hundredths of a second) evaluating rules since the capture process was last started
ELAPSED_ENQUEUE_TIME NUMBER   Elapsed time (in hundredths of a second) enqueuing messages since the capture process was last started
ELAPSED_REDO_WAIT_TIME NUMBER   Elapsed time (in hundredths of a second) spent by the capture process in the WAITING FOR REDO state since the capture process was last started.
ELAPSED_PAUSE_TIME NUMBER   Elapsed pause time (in hundredths of a second) spent by the capture process since the capture process was last restarted
CON_DBID NUMBER   The database ID of the PDB
EXTRACT_NAME VARCHAR2(128)   Name of the extract process, if applicable
BYTES_REDO_MINED NUMBER   The total amount of redo data mined (in bytes) since the capture process last started
BYTES_SENT NUMBER   Total number of bytes sent by the capture process to the extract process since the last time the extract process attached to the capture process
SESSION_MODULE VARCHAR2(64) NOT NULL Session module. Valid values:
  • GoldenGate

  • Streams

  • XStream

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