loryliu的专栏

http://oracle-randolf.blogspot.tw/2009/07/planhashvalue-how-equal-and-stable-are.html     Oracle provides in recent releases the PLAN_HASH_VALUE information, which according to the documentation, i

https://blogs.oracle.com/optimizer/entry/how_does_sql_plan_management     How does SQL Plan Management match SQL statements to SQL plan baselines? By Maria Colgan-Oracle on Jan 09, 2013 Hap