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//文件转换为字节 public static byte[] File2Bytes(string path) { if (!System.IO.File.Exists(path)) { return new byte[0]; } FileInfo fi = new FileInfo(path); b 阅读全文
摘要：
WITH(NOLOCK)用法select * from( SELECT case sa.ActivityTimeType when 1 then sc.EndDate else sa.EndDate end as EndDate, sa.BeginDate, si.Sort, case si.Sec 阅读全文