09 2018 档案
摘要://获取存储的缓存 var cacheObject = HttpContext.Current.Cache.Get(cacheKey); //插入缓存设置过期时间为30分钟 HttpContext.Current.Cache.Insert(cacheKey, result, null, DateTi
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摘要:SELECT Class,STUFF( ( SELECT ','+ Name FROM a b WHERE b.Class = a.Class FOR XML PATH('')),1 ,1, '') NameFROM a a GROUP BY Class
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