Module: ActiveRecord::ConnectionAdapters::ColumnMethods

Extended by:

ActiveSupport::Concern

Included in:

Table, TableDefinition

Defined in:

activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb

Instance Method Summary

• #primary_key(name, type = :primary_key, **options) ⇒ Object

  Appends a primary key definition to the table definition.

Methods included from ActiveSupport::Concern

append_features, class_methods, extended, included, prepend_features, prepended

Instance Method Details

#primary_key(name, type = :primary_key, **options) ⇒ Object

Appends a primary key definition to the table definition. Can be called multiple times, but this is probably not a good idea.

# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 304

def primary_key(name, type = :primary_key, **options)
  column(name, type, **options, primary_key: true)
end