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: 
 | |
| 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: 
 | |
| ESTIMATE_TYPE | VARCHAR2(7) | Type of resource estimates applied: 
 | |
| 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: 
 | |
| 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 |