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method

primary_key_column_name

rails latest stable - Class: ActiveRecord::ConnectionAdapters::TableDefinition

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v4.1.8) is shown here.

primary_key_column_name()
private

No documentation available.

# File activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb, line 289
      def primary_key_column_name
        primary_key_column = columns.detect { |c| c.primary_key? }
        primary_key_column && primary_key_column.name
      end