1         /// <summary>
 2         /// 使用有事务的SQL语句
 3         /// </summary>
 4         /// <param name="sql"></param>
 5         /// <param name="conn"></param>
 6         /// <param name="tran"></param>
 7         /// <returns></returns>
 8         public int Execsql(string sql,SqlConnection conn,SqlTransaction tran)
 9         {
10             OpenConn(conn);
11             SqlCommand cmd = new SqlCommand(sql, conn);
12             cmd.Transaction = tran;
13             int i = cmd.ExecuteNonQuery();
14             Console.WriteLine(string.Format("执行带事务：影响: {0}行; 语句:{1}", i, sql));
15             return i;
16         }

 1 using(SqlTransaction tran = conn.BeginTransaction())
 2             {
 3                 try
 4                 {
 5                     if (dgvMast.CurrentRow != null)
 6                     {
 7                         Program.DB.Execsql(sqlSub1, conn, tran);  
                           program.DB.Execsql(sqlSub2, conn, tran); 
14                         tran.Commit();//事务提交
15                     }                    
16                 }
17                 catch(Exception ex)//对异常处理     
18                 {
19                     tran.Rollback();//异常时候，事务回滚
20                     MessageBox.Show(ex.Message,MessageBoxButtons.OK, MessageBoxIcon.Error);
21                 }
22                 
23             }