The sort operation does not occur on the specified source column (x. C1) as expected; instead it occurs on the derived c1 column that is defined in the query.是什么意思_The sort operation does not occur on the specified source column (x. C1) as expected; instead it occurs on the derived c1 column that is defined in the query.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句