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calculable_attrs

https://rubygems.org/gems/calculable_attrs
https://github.com/dmitrysharkov/calculable_attrs
Imagine you have an Account model which has many transactions. calculable_attrs gem allows you to define Account#balance as SUM(transactions.amount) directly in your Account model. And solves n+1 problem for you in an elegant way.

Total

Ranking: 30,498 of 197,085
Downloads: 47,719

Daily

Ranking: 15,953 of 197,066
Downloads: 18

Depended by

RankDownloadsName

Depends on

RankDownloadsName
37845,746,438activerecord
45796,157,597rails
110475,509,226pg
124411,410,621rspec-rails
247219,444,568database_cleaner
96954,159,492factory_girl_rails

Owners

#GravatarHandle
1icondimson