KvCache
kv_cache is a tool caching keys and values in a ruby project.
Installation
Add this line to your application's Gemfile:
gem 'kv_cache'
And then execute:
$ bundle
Or install it yourself as:
$ gem install kv_cache
Usage
#config
opts = { :namespace => "app_v2", :compress => true }
KvCache::Store.storer = Dalli::Client.new('127.0.0.1:11211', opts)
#class
class City < ActiveRecord::Base
attr_accessible :name, :province
include KvCache
def of_province(prv)
Store.call("#City.of_province:#{prv}") {where(province: prv)}
end
after_save :kv_cache_reset
def kv_cache_reset
Store.delete(self.province)
end
end
# some code
City.of_province("guangxi") # first call will :
# fecth from db
# select * from cities where province = 'guangxi'
cs = City.of_province("guangxi") # will just return result above
cs.first.save # will kv_cache_reset("guangxi")
City.of_province("guangxi") # fecth from db again
Contributing
- Fork it
- Create your feature branch (
git checkout -b my-new-feature) - Commit your changes (
git commit -am 'Add some feature') - Push to the branch (
git push origin my-new-feature) - Create new Pull Request