A modification of ARIES/NT algorithm for nested transactions rollback and recovery is proposed. This modification allows to perform the forward recovery for advanced transaction models, such as ConTracts and some subclasses of Sagas. The implementation of the proposed algorithm at the storage system level is described.

Bitcoin as deployed today does not scale. Scalability research has focused on two directions: 1) redesigning the Blockchain protocol, and 2) facilitating ‘off-chain transactions’ and only consulting the Blockchain if an adjudicator is required. In this paper we focus on the latter and provide an overview of Bitcoin payment networks. These consist of two components: payment channels to facilitat...

Suppliers suffer losses when customers repudiate B2B order transactions in open account systems. Appropriate internal control measures should be implemented to address repudiation. According to the King Report on Corporate Governance for South Africa (2002), the responsibility for internal control lies with the management of a company. This article aims to assist management in reducing the risk...

We analyze one of the most important phenomena of emerging B2B markets, their impact in promoting changes in contracting for the same goods traded on the B2B exchange. This trend is especially important in capital-intensive industries, where improvements in ne-tuning the coordination of supply and demand carry large economic bene ts. The spot market information conveyed through B2B transactions...

Transactions cost theory predicts that the availability of alternatives is one of the determinants of contract duration. Over the last 20 years, the coal market has seen many regulatory changes that have generally increased the number of alternatives in the process of procuring coal. In this paper data from long-term coal contracts for electricity generation signed before 1999 are used to estim...

The mode of trading transactions continues to develop day by day, one which is the presence through electronic systems. Sellers and buyers no longer need meet face carry out buying selling transactions, but can be created remotely form agreements using media. Indonesian government has issued special regulations governing trade this system, namely Government Regulation Number 80 2019 concerning ...