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Programming Phoenix
book

Programming Phoenix

by Chris McCord, Bruce Tate, Jose Valim
April 2016
Beginner to intermediate content levelBeginner to intermediate
300 pages
6h 58m
English
Pragmatic Bookshelf
Content preview from Programming Phoenix

Creating Slugs

We want our videos to have a unique URL-friendly identifier, called a slug. This approach lets us have a unique identifier that will build URLs that are friendlier to people and search engines. We need to create the slug from the title so we can represent a video titled Programming Elixir as a URL-friendly slug, such as 1-programming-elixir, where 1 is the video ID.

The first step is to add a slug column to the database:

 $ ​​mix​​ ​​ecto.gen.migration​​ ​​add_slug_to_video

We generate a new migration. Remember, your name will differ based on the timestamp attached to the front of the file, but you can find the new file in the priv/repo/migrations directory. Let’s fill it in like this:

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Publisher Resources

ISBN: 9781680501926Errata Page