SQL Server provides two different options for scheduling jobs: job scheduling and task scheduling.

Job scheduling

Job scheduling is used to schedule and automate the execution of jobs, which can include a series of tasks such as backup operations or database maintenance tasks. Jobs can be scheduled to run on a recurring basis, or they can be executed once at a specific time.

Task scheduling

Task scheduling, on the other hand, is used to schedule and automate the execution of individual tasks within a job. Tasks can be scheduled to run at specific intervals or when specific events occur, such as when a database backup is completed.

In summary, job scheduling is used to automate the execution of a series of tasks, while task scheduling is used to automate the execution of individual tasks within a job. Both options can be used to improve the efficiency and consistency of database maintenance tasks in SQL Server.