class method `self.columns`

Ruby on Rails 2.3.18

Since v2.2.3 Last seen in v3.1.12

Available in: v2.2.3 v2.3.18 v3.0.20 v3.1.12

Compare with:

self.columns()

Returns an array of column objects for the table associated with this class.

Source

# File activerecord/lib/active_record/base.rb, line 1303
      def columns
        unless defined?(@columns) && @columns
          @columns = connection.columns(table_name, "#{name} Columns")
          @columns.each { |column| column.primary = column.name == primary_key }
        end
        @columns
      end

Defined in activerecord/lib/active_record/base.rb line 1303 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Base

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