加點log語句看看到底那步最耗時,再加以改進
所有跟帖:
• 最大的table至少有幾百個million rows -simplylove- ♀ (48 bytes) () 06/23/2014 postreply 19:06:40
• 這就是database本身的問題了,找dba解決 -GuoLuke2- ♂ (0 bytes) () 06/24/2014 postreply 18:52:05
• 最大的table至少有幾百個million rows -simplylove- ♀ (48 bytes) () 06/23/2014 postreply 19:06:40
• 這就是database本身的問題了,找dba解決 -GuoLuke2- ♂ (0 bytes) () 06/24/2014 postreply 18:52:05
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