Neat. Every Oracle shop from 2001 onward has tons of these jobs. Some of the funkiest apps were ones that used it as a deferred task queue as, IIRC, submitting a job was done transactionally with the rest of your unit of work.<p>If you think DBMS_JOB is great, then you’ll love UTL_TCP! What better way to build an unsupportable nightmare than arbitrary TCP sockets directly from PL/SQL stored procedures: <a href="https://docs.oracle.com/cd/E18283_01/appdev.112/e16760/u_tcp.htm" rel="nofollow">https://docs.oracle.com/cd/E18283_01/appdev.112/e16760/u_tcp...</a>