Class: Hyperion::Sql::Transaction

Inherits:

Object

• Object
• Hyperion::Sql::Transaction

Defined in:

lib/hyperion/sql/transaction.rb

Instance Attribute Summary

• #connection ⇒ Object readonly

  Returns the value of attribute connection.

Instance Method Summary

• #begin ⇒ Object
• #begin_savepoint ⇒ Object
• #commit ⇒ Object
• #initialize(connection) ⇒ Transaction constructor

  A new instance of Transaction.

• #release_savepoint(id) ⇒ Object
• #rollback ⇒ Object
• #rollback_to_savepoint(id) ⇒ Object

Constructor Details

#initialize(connection) ⇒ Transaction

Returns a new instance of Transaction.

# File 'lib/hyperion/sql/transaction.rb', line 9

def initialize(connection)
  @connection = connection
end

Instance Attribute Details

#connection ⇒ Object (readonly)

Returns the value of attribute connection.

# File 'lib/hyperion/sql/transaction.rb', line 7

def connection
  @connection
end

Instance Method Details

#begin ⇒ Object

# File 'lib/hyperion/sql/transaction.rb', line 13

def begin
  run "BEGIN"
end

#begin_savepoint ⇒ Object

# File 'lib/hyperion/sql/transaction.rb', line 25

def begin_savepoint
  id = new_savepoint_id
  run %{SAVEPOINT "#{id}"}
  id
end

#commit ⇒ Object

# File 'lib/hyperion/sql/transaction.rb', line 17

def commit
  run "COMMIT"
end

#release_savepoint(id) ⇒ Object

# File 'lib/hyperion/sql/transaction.rb', line 31

def release_savepoint(id)
  run %{RELEASE SAVEPOINT "#{id}"}
end

#rollback ⇒ Object

# File 'lib/hyperion/sql/transaction.rb', line 21

def rollback
  run "ROLLBACK"
end

#rollback_to_savepoint(id) ⇒ Object

# File 'lib/hyperion/sql/transaction.rb', line 35

def rollback_to_savepoint(id)
  run %{ROLLBACK TO SAVEPOINT "#{id}"}
end