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Class: ActiveRecord::ConnectionAdapters::AlterTable

Do not use. This class is for internal use only.
Relationships & Source Files
Extension / Inclusion / Inheritance Descendants
Subclasses:
PostgreSQL::AlterTable
Inherits: Object
Defined in: activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(td) ⇒ AlterTable

[ GitHub ] 

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 626



def initialize(td)
  @td   = td
  @adds = []
  @foreign_key_adds = []
  @foreign_key_drops = []
  @check_constraint_adds = []
  @check_constraint_drops = []
  @constraint_drops = []
end


  







Instance Attribute Details



  

    #adds   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 621



attr_reader :adds


  








  

    #check_constraint_adds   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 623



attr_reader :check_constraint_adds, :check_constraint_drops


  








  

    #check_constraint_drops   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 623



attr_reader :check_constraint_adds, :check_constraint_drops


  








  

    #constraint_drops   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 624



attr_reader :constraint_drops


  








  

    #foreign_key_adds   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 622



attr_reader :foreign_key_adds, :foreign_key_drops


  








  

    #foreign_key_drops   (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 622



attr_reader :foreign_key_adds, :foreign_key_drops


  







Instance Method Details



  

    #add_check_constraint(expression, options)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 646



def add_check_constraint(expression, options)
  @check_constraint_adds << @td.new_check_constraint_definition(expression, options)
end


  








  

    #add_column(name, type, **options)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 658



def add_column(name, type, **options)
  name = name.to_s
  type = type.to_sym
  @adds << AddColumnDefinition.new(@td.new_column_definition(name, type, **options))
end


  








  

    #add_foreign_key(to_table, options)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 638



def add_foreign_key(to_table, options)
  @foreign_key_adds << @td.new_foreign_key_definition(to_table, options)
end


  








  

    #drop_check_constraint(constraint_name)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 650



def drop_check_constraint(constraint_name)
  @check_constraint_drops << constraint_name
end


  








  

    #drop_constraint(constraint_name)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 654



def drop_constraint(constraint_name)
  @constraint_drops << constraint_name
end


  








  

    #drop_foreign_key(name)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 642



def drop_foreign_key(name)
  @foreign_key_drops << name
end


  








  

    #name  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb', line 636



def name; @td.name; end