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Contents
INSTALL GUIDE
$ brew install couchdb
or download tar at http://www.apache.org/dyn/closer.cgi?path=/couchdb/1.0.1/apache-couchdb-1.0.1.tar.gz
Then follow instructions in the appropriate INSTALL file
user = User.new(:login => 'Bert', :age => 12, :accepted_terms_of_service => true, :last_login = Time.now)
user.save
User.find_by_age(12).login
# => 'Bert'
User.all
# => [user]
class Post
include SimplyStored::Couch
property :title
property :body
belongs_to :user
end
class User
has_many :posts
end
post = Post.create(:title => 'My first post', :body => 'SimplyStored is so nice!', :user => user)
user.posts
# => [post]
Post.find_all_by_title_and_user_id('My first post', user.id).first.body
# => 'SimplyStored is so nice!'
post.destroy
user.posts(:force_reload => true)
# => []
CouchDB - Associations
The supported associations are: belongs_to, has_one, has_many, and has_many :through
class Post
include SimplyStored::Couch
property :title
property :body
has_many :posts, :dependent => :destroy
has_many :users, :through => :posts
belongs_to :user
end
class Comment
include SimplyStored::Couch
property :body
belongs_to :post
belongs_to :user
end
post = Post.create(:title => 'Look ma!', :body => 'I can have comments')
mike = User.create(:login => 'mike')
mikes_comment = Comment.create(:user => mike, :post => post, :body => 'Wow, comments are nice')
john = User.create(:login => 'john')
johns_comment = Comment.create(:user => john, :post => post, :body => 'They are indeed')
post.comments
# => [mikes_comment, johns_comment]
post.comments(:order => :desc)
# => [johns_comment, mikes_comment]
post.comments(:limit => 1)
# => [mikes_comment]
post.comment_count
# => 2
post.users
# => [mike, john]
post.user_count
# => 2
CouchDB - Custom Associations
class Document
include SimplyStored::Couch
belongs_to :creator, :class_name => "User"
belongs_to :updater, :class_name => "User"
end
d = Document.new
d.creator = User.first
Version data entries
15 entries across 15 versions & 1 rubygems