1 /// <summary> 2 /// 按照SqlBulkCopy寫入數據庫 3 /// </summary> 4 /// <param name="dt">數據表</param> 5 /// <param name="tableName">數據庫表名</param> 6 public static void WriteDataBySqlBulkCopy(DataTable dt, string tableName, string connStr = null) 7 { 8 //判空 9 if (dt == null || dt.Rows.Count == 0 || string.IsNullOrEmpty(tableName)) 10 { 11 return; 12 } 13 SqlConnection con = new SqlConnection(connStr); 14 if (con.State != ConnectionState.Open) 15 { 16 con.Open(); 17 } 18 //此部分是重要的東西 19 using (System.Data.SqlClient.SqlBulkCopy sbc = new System.Data.SqlClient.SqlBulkCopy(con)) 20 { 21 22 try 23 { 24 for (int i = 0; i < dt.Columns.Count; i++) 25 { 26 27 sbc.ColumnMappings.Add(dt.Columns[i].ColumnName, dt.Columns[i].ColumnName); //設置目標表和源數據的列映射 28 } 29 sbc.DestinationTableName = tableName; //取得目標表名 30 sbc.WriteToServer(dt); 31 32 } 33 catch (Exception ex) 34 { 35 Console.WriteLine(ex.Message); 36 } 37 finally 38 { 39 if (con.State == ConnectionState.Open) 40 { 41 con.Close(); 42 } 43 } 44 } 45 }