method

primary_abstract_class

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What's this?

primary_abstract_class() public

Sets the application record class for Active Record

This is useful if your application uses a different class than ApplicationRecord for your primary abstract class. This class will share a database connection with Active Record. It is the class that connects to your primary database.

Show source

# File activerecord/lib/active_record/inheritance.rb, line 166
      def primary_abstract_class
        if ActiveRecord.application_record_class && ActiveRecord.application_record_class.name != name
          raise ArgumentError, "The `primary_abstract_class` is already set to #{ActiveRecord.application_record_class.inspect}. There can only be one `primary_abstract_class` in an application."
        end

        self.abstract_class = true
        ActiveRecord.application_record_class = self
      end

primary_abstract_class

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