Foreign Key Use


Hi can any1 guide me ,How can i use foreign Key concept in rails, I m
using Migrations to create tables, Also i want to know diffrent fields
we can use while creating tables. I mean like String,Date time,
timestamp,Plz tell me various fields so that i can Make proper use of
them as per requirement.

Thank u in advance


On 8/2/07, Reshma G. removed_email_address@domain.invalid wrote: