DBA_XSTREAM_SPLIT_MERGE

DBA_XSTREAM_SPLIT_MERGE displays information about XStream current automatic split and merge operations.


Column Datatype NULL Description

ORIGINAL_CAPTURE_NAME

VARCHAR2(128)

NOT NULL

Name of the original capture process

CLONED_CAPTURE_NAME

VARCHAR2(128)

 

Name of the cloned capture process

ORIGINAL_CAPTURE_STATUS

VARCHAR2(8)

 

Status of the original capture process:

  • DISABLED

  • ENABLED

  • ABORTED

CLONED_CAPTURE_STATUS

VARCHAR2(8)

 

Status of the cloned capture process:

  • DISABLED

  • ENABLED

  • ABORTED

ORIGINAL_XSTREAM_NAME

VARCHAR2(128)

 

Name of the original XStream component that receives database changes directly from the original capture process. The component is either a progagation or a local apply process.

CLONED_XSTREAM_NAME

VARCHAR2(128)

 

Name of the cloned XStream component that receives database changes directly from the cloned capture process. The component is either a progagation or a local apply process.

XSTREAM_TYPE

VARCHAR2(11)

 

Type of the component in ORIGINAL_XSTREAM_NAME and CLONED_XSTREAM_NAME:

  • PROPAGATION

  • APPLY

RECOVERABLE_SCRIPT_ID

RAW(16)

 

Unique ID of the script to split or merge operation

SCRIPT_STATUS

VARCHAR2(12)

 

Status of the recoverable script:

  • GENERATING

  • NOT EXECUTING

  • EXECUTING

  • EXECUTED

  • ERROR

ACTION_TYPE

VARCHAR2(7)

 

type of action performed by the script:

  • SPLIT

  • MERGE

  • MONITOR

ACTION_THRESHOLD

VARCHAR2(40)

 

For SPLIT actions, the threshold set by the split_threshold capture process parameter. For MERGE actions, the threshold set by the merge_threshold capture process parameter.

STATUS

VARCHAR2(16)

 

Status of the action:

  • NOTHING TO SPLIT - Not ready to split or does not need to split

  • ABOUT TO SPLIT

  • SPLITTING - A split is in progress

  • SPLIT DONE - A split is done

  • NOTHING TO MERGE - Not ready to merge

  • ABOUT TO MERGE

  • MERGING - A merge is in progress

  • MERGE DONE - A merge is done

  • ERROR - An error was returned during a split or merge

  • NONSPLITTABLE - The original capture is not splittable either because it is disabled, it has more than one publisher to its queue, or it has only one destination for captured messages

STATUS_UPDATE_TIME

TIMESTAMP(6)

 

Time when status was last updated

CREATION_TIME

TIMESTAMP(6)

 

Time when the action started

LAG

NUMBER

 

Time (in seconds) that the cloned capture process lags behind the original capture process

JOB_OWNER

VARCHAR2(128)

 

Owner of the job that performs the split or merge operation

JOB_NAME

VARCHAR2(128)

 

Name of the job that performs the split or merge operation

JOB_STATE

VARCHAR2(15)

 

Current state of the job:

  • DISABLED

  • RETRY SCHEDULED

  • SCHEDULED

  • RUNNING

  • COMPLETED

  • BROKEN

  • FAILED

  • REMOTE

  • SUCCEEDED

  • CHAIN_STALLED

JOB_NEXT_RUN_DATE

VARCHAR2(64)

 

Next time the job will run

ERROR_NUMBER

NUMBER

 

Error number if the capture process was aborted

ERROR_MESSAGE

VARCHAR2(4000)

 

Error message if the capture process was aborted