DataTable dt=new Datatable();//先把数据读取到dt里面。 System.Data.SqlClient.SqlBulkCopy copy = new System.Data.SqlClient.SqlBulkCopy("连接字符串"); copy.DestinationTableName = "表名"; copy.BulkCopyTimeout = 600; copy.BatchSize = 1000; copy.WriteToServer(dt);