MySqlConnector有个MySqlBulkCopy批量新增数据方法，不过只能用DataTable，需要把list转成DataTable代码如下：MySqlBulkCopymySqlBulkCopy=newMySqlBulkCopy(conn){　　DestinationTableName="userinfo"};mySqlBulkCopy.ColumnMappings.AddRange(table.Columns.Cast().Select(colum=>newMySqlBulkCopyColumnMapping{DestinationColumn=colum.ColumnName,S