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Oracle® Database Reference
11g Release 2 (11.2)

E40402-10
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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