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  • 关于.net 嵌套事务 nested transaction

    connection.BeginTransaction()

    此方法的事务,不能嵌套。

    Error: Message "SqlConnection 不支持并行事务。" string

    可以使用TransactionScope:

    需要使用windows的 

    Distributed Transaction Coordinator (分布式事务协调器)

    服务。

    //Main.cs
    
    
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    using System.Data.SqlClient;
    using System.Transactions;
    
    namespace ConsoleAppTestTranNest
    {
        class Program
        {
            static void Main(string[] args)
            {
                try
                {
                    using (TransactionScope s = new TransactionScope())
                    {
                        SqlConnection conn = new SqlConnection(@"Data Source=.\sql2008R2;Database=Test;User Id=sa;Password=123;Integrated Security=no;");
                        conn.Open();
                        SqlCommand cmd = conn.CreateCommand();
                        cmd.CommandText = "insert into aaaa values('a1')";
                        cmd.ExecuteNonQuery();
    
                        cmd.CommandText = "insert into aaaa values('a1')";
                        cmd.ExecuteNonQuery();
                        conn.Close();
    
                        SubClass.OperationSql();
    
                        s.Complete();
                    }
                }
                catch (System.Exception e)
                {
                    Console.WriteLine(e.Message);
                }
                Console.WriteLine("done");
                Console.ReadKey();
            }
        }
    }
    
    
    //SubClass.cs
    
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    using System.Data.SqlClient;
    using System.Transactions;
    
    namespace ConsoleAppTestTranNest
    {
        public class SubClass
        {
            public static void OperationSql()
            {
                try
                {
                    using (TransactionScope s = new TransactionScope())
                    {
                        SqlConnection conn = new SqlConnection(@"Data Source=.\sql2008R2;Database=Test;User Id=sa;Password=123;Integrated Security=no;");
    
                        if (conn.State != System.Data.ConnectionState.Open) conn.Open();
    
                        SqlCommand cmd = conn.CreateCommand();
    
                        cmd.CommandText = "insert into aaaa values('s1')";
                        cmd.ExecuteNonQuery();
    
                        int i = 0, b = 1, c;
                        c = b / i;
    
                        cmd.CommandText = "insert into aaaa values('s1')";
                        cmd.ExecuteNonQuery();
                        conn.Close();
    
                        s.Complete();
                    }
                }
                catch (System.Exception e)
                {
                    Console.WriteLine(e.StackTrace);
                }
    
            }
        }
    }
    

      

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  • 原文地址:https://www.cnblogs.com/wucg/p/2139749.html
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