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Class: ActiveRecord::ConnectionAdapters::NullPool

Do not use. This class is for internal use only.
Relationships & Source Files
Namespace Children
Classes:
NullConfig
Super Chains via Extension / Inclusion / Inheritance
Instance Chain:
self, AbstractPool
Inherits: Object
Defined in: activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb

Constant Summary

Class Method Summary

Instance Method Summary

Constructor Details

.new ⇒ NullPool

[ GitHub ] 

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 24



def initialize
  super()
  @mutex = Mutex.new
  @server_version = nil
end


  







Instance Method Details



  

    #async_executor  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 42



def async_executor; end


  








  

    #checkin(_)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 40



def checkin(_); end


  








  

    #connection_class  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 39



def connection_class; end


  








  

    #db_config  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 44



def db_config
  NULL_CONFIG
end


  








  

    #dirties_query_cache  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 48



def dirties_query_cache
  true
end


  








  

    #remove(_)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 41



def remove(_); end


  








  

    #schema_cache  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 38



def schema_cache; end


  








  

    #schema_reflection  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 34



def schema_reflection
  SchemaReflection.new(nil)
end


  








  

    #server_version(connection)  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb', line 30



def server_version(connection) # :nodoc:
  @server_version || @mutex.synchronize { @server_version ||= connection.get_database_version }
end