ALTER TASK
ALTER TASK — Modifies an existing task schedule.
Synopsis
ALTER TASK   task-name  [ENABLE | DISABLE]
ALTER TASK   task-name   ALTER ON ERROR {LOG | IGNORE | STOP} 
Description
The ALTER TASK statement lets you modify an existing scheduled task. You can enable, disable, or change the error
    handling for the task.
Examples
The following example changes the error handling for the task cleanup to log errors and
    continue, then enables the task, in case it was previously disabled.