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Module: ActiveRecord::ConnectionAdapters::ColumnMethods

Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Included In:
MySQL::Table, MySQL::TableDefinition, PostgreSQL::Table, PostgreSQL::TableDefinition, SQLite3::TableDefinition, Table, TableDefinition
Super Chains via Extension / Inclusion / Inheritance
Class Chain:
self, ::ActiveSupport::Concern
Defined in: activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb

Class Method Summary

::ActiveSupport::Concern - Extended

class_methods

Define class methods from given block.
included

Evaluate given block in context of base class, so that you can write class macros here.
prepended

Evaluate given block in context of base class, so that you can write class macros here.
append_features, prepend_features

Instance Method Summary

DSL Calls

included

[ GitHub ] 


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# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 319

included do
  define_column_methods :bigint, :binary, :boolean, :date, :datetime, :decimal,
    :float, :integer, :json, :string, :text, :time, :timestamp, :virtual

  alias :blob :binary
  alias :numeric :decimal
end

Instance Method Details

#column(name, type, **options)

Appends a column or columns of a specified type.

t.string(:goat)
t.string(:goat, :sheep)

See TableDefinition#column

[ GitHub ] 

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 319



RDoc directive :method: column


  








  

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



  

    

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


  



  [ GitHub ]


  

  


# 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