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Rails mongoid 怎么取后几条数据?

hlcfan · March 30, 2012 · Last by yangyanhao replied at March 30, 2012 · 1631 hits

我发现我用limit 取出来的数据总是没有最后的几条。诧异... 最后就像是 [-20..-1] 效果。

yangyanhao #1 March 30, 2012

你可以 Model.desc(...).limit(n).reverse 吧？

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