FROMV$RESOURCE_LIMIT S WHERES.RESOURCE_NAMEIN('enqueue_resources', 'enqueue_locks', 'dml_locks', 'processes', 'processes'); 排队锁使用单独的数组而不是排队资源数组来管理排队锁,通过查询x$ksqeq(内核服务排队对象)或v$enqueue_lock视图来看到这种结构。 v$equeue_lock视图(除TX和TM锁) SELECTS.ADDR,...
The Stack's functionality is described as "First in - last out", the first element that enters the stack is the last to be popped out of it. A Queue has two main operations as well: Enqueue: Puts an element into the...
other operations can be performed on this global lock (to identify the global lock in future operations such as conversions or release). The global lock is maintained by the DLM.
other operations can be performed on this global lock (to identify the global lock in future operations such as conversions or release). The global lock is maintained by the DLM.