Mark Little

In July 2003 a consortium of Web services vendors released the Web services Composite Application Framework (WS-CAF) to the community. WS-CAF is comprised of three specifications that together provide a means of reliably composing individual Web services into larger aggregate app... (more)

Web services have become the integration platform of choice for enterprise applications. Those applications by the very nature of their enterprise-scale components can be complex in structure, which is compounded by the need to share common data or context across business process... (more)

In July 2002, BEA, IBM, and Microsoft released a trio of specifications designed to support business transactions over Web services. These specifications, BPEL4WS, WS-Transaction, and WS-Coordination, together form the bedrock for reliably choreographing Web services-based applic... (more)

In July 2002, BEA, IBM, and Microsoft released a trio of specifications designed to support business transactions over Web services. These specifications - BPEL4WS, WS-Transaction, and WS-Coordination - together form the bedrock for reliably choreographing Web services-based appl... (more)

Use of atomic transactions is a well-known technique for guaranteeing consistency in the presence of failures. The ACID properties of atomic transactions (Atomicity, Consistency, Isolation, Durability) ensure that even in complex business applications consistency of state is pres... (more)

Atomic transactions are a well-known technique for guaranteeing consistency in the presence of failures. The ACID properties of atomic transactions ensure that, even in complex business applications, consistency of state is preserved. Transactions are best viewed as "short-lived... (more)

In addition, it was suggested that traditional Online Transaction Processing systems (OLTP) don’t suffer from such limitations, rendering them more suitable for the emerging e-commerce applications that may require such guarantees. This article discusses this question and shows ... (more)