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Class: ActiveRecord::ConnectionAdapters::SavepointTransaction

Relationships & Source Files
Inherits: ActiveRecord::ConnectionAdapters::Transaction
  • ::Object
Defined in: activerecord/lib/active_record/connection_adapters/abstract/transaction.rb

Overview

Active Record Savepoint Transaction

Class Method Summary

Instance Attribute Summary

Instance Method Summary

Constructor Details

.new(connection, savepoint_name, parent_transaction, **options) ⇒ SavepointTransaction

[ GitHub ] 

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/transaction.rb', line 324



def initialize(connection, savepoint_name, parent_transaction, **options)
  super(connection, **options)

  parent_transaction.state.add_child(@state)

  if isolation_level
    raise ActiveRecord::TransactionIsolationError, "cannot set transaction isolation in a nested transaction"
  end

  @savepoint_name = savepoint_name
end


  







Instance Attribute Details



  

    #full_rollback?  ⇒ Boolean  (readonly)
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/transaction.rb', line 364



def full_rollback?; false; end


  







Instance Method Details



  

    #commit  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/transaction.rb', line 358



def commit
  connection.release_savepoint(savepoint_name) if materialized?
  @state.commit!
  @instrumenter.finish(:commit) if materialized?
end


  








  

    #materialize!  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/transaction.rb', line 336



def materialize!
  connection.create_savepoint(savepoint_name)
  super
end


  








  

    #restart  
  

  [ GitHub ]


  

  


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



def restart
  return unless materialized?

  @instrumenter.finish(:restart)
  @instrumenter.start

  connection.rollback_to_savepoint(savepoint_name)
end


  








  

    #rollback  
  

  [ GitHub ]


  

  


# File 'activerecord/lib/active_record/connection_adapters/abstract/transaction.rb', line 350



def rollback
  unless @state.invalidated?
    connection.rollback_to_savepoint(savepoint_name) if materialized?
  end
  @state.rollback!
  @instrumenter.finish(:rollback) if materialized?
end