search for: sender_user_id

Hi all I''ve got a message table, where the sender and the receiver are stored (sender_user_id, receiver_user_id) How must i declare this dependencies in the user and message model? I''ve got the following one: has_many :messages, :foreign_key=> ''receiver_user_id'' but how to declare the secound one? Thank you for your help! Greets -- Post...

I have a table called ''users''. I have a second table called ''comments''. The comments table is in need of _two_ columns that both reference different user ids within the ''users'' table (one column for the user id that originated the post, another column for the user id for which the message is intended for. Obviously I can''t create