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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, ClassMethods, ::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

Instance Method Details

#blob

[ GitHub ] 

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 341



alias :blob :binary


  








  

    #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 339



rdoc_method :method: column


  








  

    #numeric  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 342



alias :numeric :decimal


  








  

    #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 323



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