Screencast: Squeel

Downloads in verschiedenen Formaten:

mp4
m4v
webm
ogg

Resourcen:

• Squeel

terminal

[bash]
rails g squeel:initializer
rails c
[/bash]

rails console

[ruby]
Product.where{released_at < 3.months.ago}
Product.where{released_at.lt 3.months.ago}
Product.where{released_at.lt(3.months.ago) & price.gt(20)}
Product.where{released_at.lt(3.months.ago) | price.gt(20)}
[/ruby]

models/product.rb

[ruby]
def self.search(query)
where do
(released_at <= Time.zone.now) &
((discontinued_at == nil) | (discontinued_at > Time.zone.now)) &
(stock >= my{low_stock}) & (name =~ "%#{query}%")
end
end

def self.low_stock
2
end
[/ruby]