Well it is a real time system and the response time is critical.

来源: simplylove 于 2014-07-07 20:25:25 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

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• Adding additional index will probably have negative impact on ou -simplylove- ♀ 给 simplylove 发送悄悄话 simplylove 的博客首页 (0 bytes) () 07/07/2014 postreply 20:26:52

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