C# 中dataTable中的数据批量增加至数据表中

 1   /// <summary>
 2         /// 批量添加
 3         /// </summary>
 4         /// <param name="dt"></param>
 5         public static bool AddExchangeBulkCopy(DataTable dt, string table_name)
 6         {
 7             bool ret = false;
 8 
 9             using (SqlConnection Connection = new SqlConnection(CONN_STRING_NON_DTC))
10             {
11 
12                 Connection.Open();
13 
14                 SqlTransaction sqlbulkTransaction = Connection.BeginTransaction();
15 
16                 using (SqlBulkCopy sqlBulkCopy = new SqlBulkCopy(Connection, SqlBulkCopyOptions.CheckConstraints, sqlbulkTransaction))
17                 {
18 
19                     //源列字段：A，目标数据源字段：B
20                     //@o_id,ticket,@order_id,@product_id,@amount
21 
22                     sqlBulkCopy.ColumnMappings.Add(0, "return_orderid");
23 
24                     sqlBulkCopy.ColumnMappings.Add(1, "phone");
25 
26                     sqlBulkCopy.ColumnMappings.Add(2, "real_amount");
27 
28                     sqlBulkCopy.ColumnMappings.Add(3, "finish_date");
29 
30                     sqlBulkCopy.ColumnMappings.Add(4, "supplier");
31 
32                     sqlBulkCopy.ColumnMappings.Add(5, "is_sign");
33 
34                     sqlBulkCopy.ColumnMappings.Add(6, "msg_error");
35 
36 
37                     sqlBulkCopy.BatchSize = dt.Rows.Count;
38 
39                     sqlBulkCopy.BulkCopyTimeout = 60;
40 
41                     sqlBulkCopy.DestinationTableName = table_name;
42 
43                     if (dt != null && dt.Rows.Count != 0)
44                     {
45                         try
46                         {
47                             sqlBulkCopy.WriteToServer(dt);
48 
49                             sqlbulkTransaction.Commit();
50                             ret = true;
51                         }
52                         catch (Exception ex)
53                         {
54                             try
55                             {
56                                 sqlbulkTransaction.Rollback();
57                                 ret = false;
58                             }
59                             catch
60                             {
61                                 ret = false;
62                             }
63                             throw ex;
64                         }
65                         finally
66                         {
67                         }
68                     }
69                 }
70             }
71             return ret;
72         }

View Code