static void Main(strng[] args)

{

//往数据库里面插入数据

str=****** //链接字符串

sqlConnection con=new sqlConnection(str);

sqlTransaction trans=null;

try

{

con.open()

trans=con.BeginTransaction(); //事务开始执行

sqlCommand cmd=new slqCommand("",con,trans);

cmd.CommandTimeOut=;

cmd.CommandtType=system.Data.CommandType.text;

//操作字符串

string sqlinsert="insert in_table (NO,Name) values('001','张三')";

string sqlupdata="updata updata_table set Name='李四' where NO='002'";

cmd.CommandText=sqlinsert;

cmd.ExecuteNonQuery();

cmd.commandText=sqlupdata;

cmd.ExecuteNonQuery();

trans.Commit(); //事务进行提交

}

catch(Exception ex)

{

trans.rollback();

//一场抛出

throw(ex.message);

}

finnal

{

if(con.state!=sytem.Data.Connection.close())

{

con.close();

}

}

}