In addition to application services, the RDBMS also supports two internal services.
SYS$BACKGROUND is used by the background processes only.
SYS$USERS is the default service for user sessions that are not associated with application services.
In our case Since we have not created a service , the default service as provided by oracle SYS$USERS is used.
SYS$BACKGROUND is used by the background processes only.
SYS$USERS is the default service for user sessions that are not associated with application services.
In our case Since we have not created a service , the default service as provided by oracle SYS$USERS is used.
本文深入探讨了Oracle RDBMS中两个关键内部服务:SYS$BACKGROUNDB和默认服务SYS$USERS。解释了在未创建自定义服务的情况下,系统如何使用默认服务SYS$USERS来处理用户会话,而SYS$BACKGROUNDB仅由后台进程使用。
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