| Web Development >> Ruby On Rails |
Performing Calculations on Models
| Language : | English | Quality : | High | Has Audio : | true | Source : | Other | Media : | QuickTime |
| Did you know ActiveRecord provides class methods for performing calculations on models? You can even use these methods through associations. |
Tags: Ruby On Rails, Ruby, Web Development, Screencast, Activerecord, Calculation, [SUGGEST A TAG]
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ActiveRecord Calculations This calculates aggregate values in the given column: Methods for count, sum, average, minimum, and maximum have been added as shortcuts. Options such as :conditions, :order, :group, :having, and :joins can be passed to customize the query |
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