4.128 DBA_AUTOTASK_TASK

DBA_AUTOTASK_TASK displays information about current and past automated maintenance tasks.

Column Datatype NULL Description

CLIENT_NAME

VARCHAR2(64)

Name of the client

TASK_NAME

VARCHAR2(64)

Name of the task being performed

TASK_TARGET_TYPE

VARCHAR2(64)

Target type of the task

TASK_TARGET_NAME

VARCHAR2(513)

NOT NULL

Name of the target

OPERATION_NAME

VARCHAR2(64)

Operation performed on the object

ATTRIBUTES

VARCHAR2(4000)

Attributes of the task

TASK_PRIORITY

NUMBER

Task priority, relative to other tasks for this Client

PRIORITY_OVERRIDE

NUMBER

Task priority as overridden by the user

STATUS

VARCHAR2(8)

Status of the task:

  • DISABLED

  • DEFERRED

  • ENABLED

DEFERRED_WINDOW_NAME

VARCHAR2(65)

Appropriate window for this task

CURRENT_JOB_NAME

VARCHAR2(65)

Name of the currently scheduled job, if any

JOB_SCHEDULER_STATUS

VARCHAR2(15)

Job status:

  • DISABLED

  • RETRY SCHEDULED

  • SCHEDULED

  • RUNNING

  • COMPLETED

  • BROKEN

  • FAILED

  • REMOTE

  • SUCCEEDED

  • CHAIN_STALLED

ESTIMATE_TYPE

VARCHAR2(7)

Type of resource estimates applied:

  • DERIVED

  • FORCED

  • LOCKED

ESTIMATED_WEIGHT

NUMBER

Task weight indicator

ESTIMATED_DURATION

NUMBER

Estimated elapsed time for the job (in seconds)

ESTIMATED_CPU_TIME

NUMBER

Estimated CPU time for the job (in seconds)

ESTIMATED_TEMP

NUMBER

Estimated temporary space usage for the job (in KB)

ESTIMATED_DOP

NUMBER

Estimated degree of parallelism for the job

ESTIMATED_IO_RATE

NUMBER

Estimated I/O utilization for the job (in KB per second)

ESTIMATED_UNDO_RATE

NUMBER

Estimated UNDO generation rate for the job (in KB per second)

RETRY_COUNT

NUMBER

Number of attempts to perform this task since the last successful attempt

LAST_GOOD_DATE

TIMESTAMP(6) WITH TIME ZONE

Timestamp of the last successful attempt to perform this task

LAST_GOOD_PRIORITY

NUMBER

Job priority of the last successful attempt to perform this task

LAST_GOOD_DURATION

NUMBER

Elapsed time (in seconds) of the last successful attempt to perform this task

LAST_GOOD_CPU_TIME

NUMBER

CPU time for the job (in seconds) of the last successful attempt to perform this task

LAST_GOOD_TEMP

NUMBER

Temporary space usage for the job (in KB) of the last successful attempt to perform this task

LAST_GOOD_DOP

NUMBER

Peak degree of parallelism for the job during the last successful attempt to perform this task

LAST_GOOD_IO_RATE

NUMBER

I/O utilization rate for the job (in KB per second) of the last successful attempt to perform this task

LAST_GOOD_UNDO_RATE

NUMBER

NDO generation rate (in KB per second) of the last successful attempt to perform this task

LAST_GOOD_CPU_WAIT

NUMBER

Resource Manager wait time (in seconds) of the last successful attempt to perform this task

LAST_GOOD_IO_WAIT

NUMBER

Resource Manager wait time (in seconds) of the last successful attempt to perform this task

LAST_GOOD_UNDO_WAIT

NUMBER

Resource Manager wait time (in seconds) of the last successful attempt to perform this task

LAST_GOOD_TEMP_WAIT

NUMBER

Resource Manager wait time (in seconds) of the last successful attempt to perform this task

LAST_GOOD_CONCURRENCY

NUMBER

Concurrency wait time (in seconds) of the last successful attempt to perform this task

LAST_GOOD_CONTENTION

NUMBER

Contention wait time (in seconds) of the last successful attempt to perform this task

NEXT_TRY_DATE

TIMESTAMP(6) WITH TIME ZONE

Next projected start time for the deferred maintenance window

LAST_TRY_DATE

TIMESTAMP(6) WITH TIME ZONE

Time at which the task was last attempted

LAST_TRY_PRIORITY

NUMBER

Task priority at the time of the last attempt

LAST_TRY_RESULT

VARCHAR2(36)

Result code of the last execution of the task:

  • SUCCEEDED

  • FAILED

  • STOPPED BY USER ACTION

  • STOPPED AT END OF MAINTENANCE WINDOW

  • STOPPED AT INSTANCE SHUTDOWN

  • STOPPED

LAST_TRY_DURATION

NUMBER

Elapsed time of the last run (in seconds)

LAST_TRY_CPU_TIME

NUMBER

CPU time during the last run (in seconds)

LAST_TRY_TEMP

NUMBER

Temporary space usage for the job (in KB) for the last run

LAST_TRY_DOP

NUMBER

Peak degree of parallelism for the job during the last run

LAST_TRY_IO_RATE

NUMBER

I/O rate during the last run (in seconds)

LAST_TRY_UNDO_RATE

NUMBER

UNDO generation rate during the last run (in seconds)

LAST_TRY_CPU_WAIT

NUMBER

Time spent waiting for CPU during the last run (in seconds)

LAST_TRY_IO_WAIT

NUMBER

Time spent waiting for I/O during the last run (in seconds)

LAST_TRY_UNDO_WAIT

NUMBER

Time spent waiting for UNDO during the last run (in seconds)

LAST_TRY_TEMP_WAIT

NUMBER

Time spent waiting for temporary space during the last run (in seconds)

LAST_TRY_CONCURRENCY

NUMBER

Concurrency wait time during the last run (in seconds)

LAST_TRY_CONTENTION

NUMBER

Contention wait time during the last run (in seconds)

MEAN_GOOD_DURATION

NUMBER

Average elapsed time for successful executions of this task (in seconds)

MEAN_GOOD_CPU_TIME

NUMBER

Average CPU time for successful executions of this task (in seconds)

MEAN_GOOD_TEMP

NUMBER

Average temporary space usage for successful executions of this task (in KB)

MEAN_GOOD_DOP

NUMBER

Average peak degree of parallelism for successful executions of this task

MEAN_GOOD_IO

NUMBER

Average I/O utilization for successful executions of this task (in KB per second)

MEAN_GOOD_UNDO

NUMBER

Average UNDO generation rate for this task (in KB per second)

MEAN_GOOD_CPU_WAIT

NUMBER

Average time waiting for CPU for successful executions of this task (in seconds)

MEAN_GOOD_IO_WAIT

NUMBER

Average time waiting for I/O for successful executions of this task (in seconds)

MEAN_GOOD_UNDO_WAIT

NUMBER

Average time waiting for UNDO for successful executions of this task (in seconds)

MEAN_GOOD_TEMP_WAIT

NUMBER

Average time waiting for temporary space for successful executions of this task (in seconds)

MEAN_GOOD_CONCURRENCY

NUMBER

Average concurrency wait time for successful executions of this task (in seconds)

MEAN_GOOD_CONTENTION

NUMBER

Average contention wait time for successful executions of this task (in seconds)

INFO_FIELD_1

VARCHAR2(4000)

Client-interpreted information

INFO_FIELD_2

CLOB

Client-interpreted information

INFO_FIELD_3

NUMBER

Client-interpreted information

INFO_FIELD_4

NUMBER

Client-interpreted information