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Oracle 视图 V$RMAN_BACKUP_SUBJOB_DETAILS 官方解释，作用，如何使用详细说明

本站中文解释

V$RMAN_BACKUP_SUBJOB_DETAILS视图是用来显示rman备份子任务明细信息的只读视图。它被V$RMAN_BACKUP_JOB_DETAILS视图调用，以提供RMAN备份任务的完整明细信息。

V$RMAN_BACKUP_SUBJOB_DETAILS视图包含有关各个备份子任务状态、数据文件、字节数、起始时间和结束时间以及参数和错误信息等内容。

可以使用以下查询语句进行查询来查看视图中的信息：

SELECT JOB_KEY,JOB_TYPE,OPERATION,DATAOBJECT_TYPE,STATUS,BYTES_PROCESSED,START_TIME,END_TIME,FAILURE_MSG FROM V$RMAN_BACKUP_SUBJOB_DETAILS;

官方英文解释

V$RMAN_BACKUP_SUBJOB_DETAILS merges similar operations within an RMAN session into a single row. For example, if there are four BACKUP DATAFILE <n> commands, three RECOVERY COPY OF DATAFILE commands, and one BACKUP RECOVERY AREA command, this view will contain three rows – one each for BACKUP, ROLLFORWARD, and COPY_DISK_TO_TAPE operation.
Column Datatype Description

SESSION_KEY

NUMBER

Session identifier

SESSION_RECID

NUMBER

Together with SESSION_KEY and SESSION_STAMP, used to uniquely identify job output from V$RMAN_OUTPUT

SESSION_STAMP

NUMBER

Together with SESSION_KEY and SESSION_RECID, used to uniquely identify job output from V$RMAN_OUTPUT

OPERATION

VARCHAR2(33)

Can be BACKUP, ROLLFORWARD, VALIDATE, or COPY_DISK_TO_TAPE. A row for each suboperation type for the session will be in the output view.

COMMAND_ID

VARCHAR2(33)

Either a user-specified SET COMMAND ID or a unique command ID generated by RMAN

START_TIME

DATE

Start time of the first BACKUP command in the job

END_TIME

DATE

End time of the last BACKUP command in the job

INPUT_BYTES

NUMBER

Sum of all input file sizes backed up by this job

OUTPUT_BYTES

NUMBER

Output size of all pieces generated by this job

STATUS_WEIGHT

NUMBER

Used internally by Enterprise Manager

OBJECT_TYPE_WEIGHT

NUMBER

Used internally by Enterprise Manager

OPTIMIZED_WEIGHT

NUMBER

Used internally by Enterprise Manager

OUTPUT_DEVICE_TYPE

VARCHAR2(17)

Can be DISK, SBT, or *. An * indicates more than one device (in most cases, it will be DISK or SBT).

BACKED_BY_OSB

VARCHAR2(3)

A value of YES means the backup was done to Oracle Secure Backup. Otherwise, backed up by other third party tape library.

AUTOBACKUP_DONE

VARCHAR2(3)

YES or NO, depending upon whether or not a control file autobackup was done as part of this job

STATUS

VARCHAR2(23)

One of the following values:

  • RUNNING WITH WARNINGS

  • RUNNING WITH ERRORS

  • COMPLETED

  • COMPLETED WITH WARNINGS

  • COMPLETED WITH ERRORS

  • FAILED

INPUT_TYPE

VARCHAR2(13)

Contains one of the following values. If the user command does not satisfy one of them, then preference is given in order, from top to bottom of the list.

  • DB FULL

  • RECVR AREA

  • DB INCR

  • DATAFILE FULL

  • DATAFILE INCR

  • ARCHIVELOG

  • CONTROLFILE

  • SPFILE

OPTIMIZED

VARCHAR2(3)

YES or NO, depending on whether optimization was applied. Applicable to backup jobs only.

AUTOBACKUP_COUNT

NUMBER

Number of autobackups performed by this job

COMPRESSION_RATIO

NUMBER

Compression ratio

INPUT_BYTES_DISPLAY

VARCHAR2(4000)

Values in user-displayable form. They will be converted to a format of nM, nG, nT, nP, and so on.

OUTPUT_BYTES_DISPLAY

VARCHAR2(4000)

Values in user-displayable form. They will be converted to a format of nM, nG, nT, nP, and so on.

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


数据运维技术 » Oracle 视图 V$RMAN_BACKUP_SUBJOB_DETAILS 官方解释，作用，如何使用详细说明
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