标题: ORA-00230: operation disallowed: snapshot control file enqueue unavailable [打印本页] 作者: admin 时间: 2016-7-7 16:54 标题: ORA-00230: operation disallowed: snapshot control file enqueue unavailable ORA-00230: operation disallowed: snapshot control file enqueue unavailable Cause: The attempted operation cannot be executed at this time because another process currently holds the snapshot control file enqueue. Action: Retry the operation after the concurrent operation that is holding the snapshot control file enqueue terminates.