method

references

v5.2.3 - Show latest stable - Class: ActiveRecord::ConnectionAdapters::TableDefinition

references(*args, **options)

public

Adds a reference.

t.references(:user)
t.belongs_to(:supplier, foreign_key: true)

See {connection.add_reference}[rdoc-ref:SchemaStatements#add_reference] for details of the options you can use.

# File activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb, line 408
      def references(*args, **options)
        args.each do |ref_name|
          ReferenceDefinition.new(ref_name, options).add_to(self)
        end
      end

1Note

See column

mikael · Feb 17, 20092 thanks

See the end part of the docs on column for example uses.

references

1Note

See column

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