批量插入数据 C# SqlBulkCopy使用

private static void DataTableToSQLServer( DataTable dt)
{
string connectionString = GetConnectionString();

using (SqlConnection destinationConnection =new SqlConnection(connectionString))
{
destinationConnection.Open();

using (SqlBulkCopy bulkCopy =new SqlBulkCopy(destinationConnection))
{


try
{

bulkCopy.DestinationTableName = "T_EIInformation";//要插入的表的表名
bulkCopy.ColumnMappings.Add("Email", "Email");//映射字段名 DataTable列名 ,数据库 对应的列名
bulkCopy.ColumnMappings.Add("author", "author");
bulkCopy.ColumnMappings.Add("Title", "Title");
bulkCopy.ColumnMappings.Add("Type", "Type");
bulkCopy.ColumnMappings.Add("confName", "confName");
bulkCopy.ColumnMappings.Add("Language", "Language");
bulkCopy.ColumnMappings.Add("Publicationyear", "Publicationyear");
bulkCopy.ColumnMappings.Add("Conferencelocation", "Conferencelocation");
bulkCopy.WriteToServer(dt);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
// Close the SqlDataReader. The SqlBulkCopy
// object is automatically closed at the end
// of the using block.

}
}


}

}