maximum

maximum(column_name, options = {})
Instance Public methods

Calculates the maximum value on a given column. The value is returned with the same data type of the column, or nil if there's no row. See calculate for examples with options.

Person.maximum(:age) # => 93
doc_ruby_on_rails
2015-06-20 00:00:00
Comments
Leave a Comment

Please login to continue.