HI everybody,

I need some help with model association.

Here I have one user table.

User table.
id   name
1    XXX
2    YYY
3    ZZZ
4    XYZ

Message Table

id sender_id receiver_id message
1   1         2          HI. HOW R U
2   2         1          YEAH. FINE
3   2         4          HI. WR R U NOW?


1. Here I want get the sender_name and receiver name for an message.
Like below
   @msg=Message.find(1)
   @msg.sender.name
   @msg.receiver.name

2. Same like I want to get the sent and received messages for a
Particular message.
   @user=User.find(1)
   @user.sent_msg
   @user.received_msg

Can any one help how I have to build the association between these two
models, Here I dont want to create one more table.

Regards,
T.Veeraa.
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