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标题:.net事务处理!求助!!!!
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.net事务处理!求助!!!!
本人想处理事务删除两个相关表中的内容,但以下代码会自动产生异常直接抛出,希望各位高手可以帮忙,谢谢
(存储过程没有问题,在没加事务之前正常删除过表中内容)


添加引用dll内容

      
using System;
using System.Collections.Generic;
using System.Text;
using System.Data.SqlClient;
using System.Data;
namespace Group_ComputerInformation
{
    public class Student_Computer
    {        
        private static string connectiondatabase = @"Server= 192.168.151.174;User=sa;PWD=000000 ;Database = StudentManagement;";
        /// <summary>
        /// 删除表Student_OperationSystem中的信息,需先删除与之相关表中内容,此过程为删除相关表的内容
        /// </summary>
        /// <param name="operationsystem_ID">删除条件参数</param>
        public void OS_delete_ComputerInformation(SqlConnection database,int operationsystem_ID)
        {
            SqlCommand cmd = new SqlCommand("OS_delete_ComputerInformation",database);
             = CommandType.StoredProcedure;
            cmd.Parameters.Clear();
            cmd.Parameters.Add("@OperationSystem_ID", SqlDbType.Int);
            cmd.Parameters["@OperationSystem_ID"].Value = operationsystem_ID;
            cmd.ExecuteNonQuery();
        }
        /// <summary>
        /// 删除表Student_OperationSystem中的信息,删除过相关表后,才执行次过程
        /// </summary>
        /// <param name="operationsystem_ID">删除条件参数</param>
        public void OS_delete_OperationSystem(SqlConnection database,int operationsystem_ID)
        {
            SqlCommand cmd = new SqlCommand("OS_delete_OperationSystem",database);
             = CommandType.StoredProcedure;
            cmd.Parameters.Clear();
            cmd.Parameters.Add("@ID", SqlDbType.Int);
            cmd.Parameters["@ID"].Value = operationsystem_ID;
            cmd.ExecuteNonQuery();
        }
        /// <summary>
        /// 删除表Student_OperationSystem中内容的事务处理
        /// </summary>
        /// <param name="operationsystem_ID"></param>
        public void TS_OS_delete_OperationSystem(int operationsystem_ID)
        {

            SqlConnection database = new SqlConnection(connectiondatabase);
            database.Open();
            SqlTransaction sqlTran = database.BeginTransaction();            
            SqlCommand command = database.CreateCommand();
            command.Connection = database;
            command.Transaction = sqlTran;
            try
            {
                OS_delete_ComputerInformation(database,operationsystem_ID);
                OS_delete_OperationSystem(database,operationsystem_ID);               
                ();
            }
            catch (Exception ex)
            {
                sqlTran.Rollback();
            }
            finally
            {
                database.Close();
            }
        }
}
搜索更多相关主题的帖子: 事务处理 
2008-08-02 19:43
快速回复:.net事务处理!求助!!!!
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