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...Miscellaneous Processes
Jnnn
- Job queue processes
- Run jobs scheduled with DBMS_JOB
- Formerly called SNPn (snapshot processes)
CJQn
QMNn
- Advanced queuing monitor
- Monitor message queues
Notes:
Jnnn – The Job Queue Processes run batch jobs scheduled with the DBMS_JOB supplied package. See the Oracle9i Supplied PL/SQL Packages and Types Reference for more information.
CJQn – This process is not documented in the Oracle9i Concepts Release 2 manual, but its name implies it coordinates the Jnnn processes.
QMNn – This process monitors the message queues used by the Advanced Queuing feature. See the Oracle9i Application Developer's Guide - Advanced Queuing manual for more information.