Hai Zhang Lei, Would it help if you compare the code of, e.g., bunfastins and bunfastins_nocheck? Regards, Jennie On Jun 02, 2013, at 14:19, 张磊 wrote:

hi all, I am tracing the select of GDK, it's so complex, and In every type, there is a nocheck variable, who can help me explain the nocheck variable, what's the meaning of it? :)

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