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Important If you have not already done so, study Writing a Big Application in Ext (Part 1) before you read this article. It would be very hard, if not impossible, to understand concepts explained here before you fully understand the first part. Introduction It has been almost one year since I have published the first […]
Imagine that you have a one-to-many relationship in your database, for example, you have table person in which you keep personal data (first, middle, last names, etc.) and you have table phone where you keep phone numbers (phone type, phone number).
It is quite common to have person:phones, company:phones, order:items, invoice:items, etc relationships.
Building a tree from static data example