批量插入数据 C# SqlBulkCopy使用（当插入超过1000行用）

1. private static void DataTableToSQLServer( DataTable dt)  
2. {  
3.     string connectionString = GetConnectionString();  
4.   
5.     using (SqlConnection destinationConnection =new SqlConnection(connectionString))  
6.     {  
7.         destinationConnection.Open();  
8.   
9.         using (SqlBulkCopy bulkCopy =new SqlBulkCopy(destinationConnection))  
10.         {  
11.   
12.   
13.             try  
14.             {  
15.   
16.                 bulkCopy.DestinationTableName = "T_EIInformation";//要插入的表的表名  
17.                 bulkCopy.ColumnMappings.Add("Email", "Email");//映射字段名 DataTable列名 ,数据库 对应的列名  
18.                 bulkCopy.ColumnMappings.Add("author", "author");  
19.                 bulkCopy.ColumnMappings.Add("Title", "Title");  
20.                 bulkCopy.ColumnMappings.Add("Type", "Type");  
21.                 bulkCopy.ColumnMappings.Add("confName", "confName");  
22.                 bulkCopy.ColumnMappings.Add("Language", "Language");  
23.                 bulkCopy.ColumnMappings.Add("Publicationyear", "Publicationyear");  
24.                 bulkCopy.ColumnMappings.Add("Conferencelocation", "Conferencelocation");  
25.                 bulkCopy.WriteToServer(dt);  
26.             }  
27.             catch (Exception ex)  
28.             {  
29.                 Console.WriteLine(ex.Message);  
30.             }  
31.             finally  
32.             {  
33.                 // Close the SqlDataReader. The SqlBulkCopy  
34.                 // object is automatically closed at the end  
35.                 // of the using block.  
36.                  
37.             }  
38.         }  
39.   
40.   
41.     }  
42.       
43. }