How to set Oracle scheduled task to be executed every hour

How to set Oracle scheduled tasks to be executed every hour? Log in to the Oracle database. Create a database package that contains the tasks to be performed. Create a scheduled task and specify it to repeat every hour. Create a job and assign it to a scheduled task. Just enable the job.

How to set Oracle scheduled tasks to be executed once every hour

To set Oracle scheduled tasks to be executed once every hour, please Perform the following steps:

1. Log in to the Oracle database

Use the correct username and password to connect to your Oracle database.

2. Create a database package

Create a new PL/SQL package that contains the tasks to be performed. For example:

CREATE OR REPLACE PACKAGE BODY hourly_job AS
  PROCEDURE run_job IS
    BEGIN
      -- 在此添加要执行的任务代码
      DBMS_OUTPUT.PUT_LINE('任务已执行');
    END;
END hourly_job;

3. Create a scheduled task

Use the DBMS_SCHEDULER package to create a scheduled task. For example:

BEGIN
  DBMS_SCHEDULER.CREATE_SCHEDULE(
    schedule_name => 'hourly_schedule',
    start_date => SYSDATE,
    repeat_interval => 'FREQ=HOURLY',
    enabled => TRUE
  );
END;

4. Create a job and assign it to the scheduled task

Use the DBMS_JOB package to create a job and assign it to the scheduled task you created . For example:

BEGIN
  DBMS_JOB.SUBMIT(
    job_name => 'hourly_task',
    schedule_name => 'hourly_schedule',
    job_type => 'STORED_PROCEDURE',
    executable_name => 'hourly_job.run_job'
  );
END;

5. Enable the job

Use the DBMS_JOB package to enable the job so that it executes immediately when the scheduled time is reached. For example:

BEGIN
  DBMS_JOB.ENABLE('hourly_task');
END;

By following these steps, you will successfully set up an Oracle cron task to execute every hour.

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