标签：log art nts size ima http 技术分享 color restart
31、Which two events always request the LGWR to write?A) when LGWR is notified by a server process that performs a Commit or ROLLBACK
B) When PMON restarts a server process
C) when DBWn writes dirty buffers
D) when a log switch occurs
E) when a checkpoint occurs
Answer:CD
标签：log art nts size ima http 技术分享 color restart
原文地址：http://blog.51cto.com/13854012/2153510
