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  • 批量将一个表数据导入到另外一个表里面(不同服务器也可以)

     /// <summary>
            ///
            /// </summary>
            /// <param name="connectionString">目标连接字符</param>
            /// <param name="TableName">目标表</param>
            /// <param name="dt">源数据</param>
            private void SqlBulkCopyByDatatable(string connectionString, string TableName, DataTable dt)
            {
                using (SqlConnection conn = new SqlConnection(connectionString))
                {
                    using (SqlBulkCopy sqlbulkcopy = new SqlBulkCopy(connectionString, SqlBulkCopyOptions.UseInternalTransaction))
                    {
                        try
                        {
                            sqlbulkcopy.DestinationTableName = TableName;
                            for (int i = 0; i < dt.Columns.Count; i++)
                            {
                                sqlbulkcopy.ColumnMappings.Add(dt.Columns[i].ColumnName, dt.Columns[i].ColumnName);
                            }
                            sqlbulkcopy.WriteToServer(dt);
                        }
                        catch (System.Exception ex)
                        {
                            throw ex;
                        }
                    }
                }
            }

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  • 原文地址:https://www.cnblogs.com/bin521/p/7054111.html
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