In the race to minimize operational costs, Software as a Service (SaaS) platforms has become increasingly popular. The development of SaaS, however, introduces several aspects that must be considered. In this paper, we present the continuous deployment pipeline of our eTrusted Enterprise SaaS Platform. Thereby, we focus on lessons learned during the evolution of our Continuous Deployment Pipeli...

Software-as-a-Service (SaaS) is a form of cloud computing that relieves the user of the burden of hardware and software installation and management. SaaS can be used at the course level to enhance curricula and student experience. When cloud computing and SaaS are included in educational literature, the focus is typically on implementing administrative functions. Yet, SaaS can make more immedia...

Purpose: Cloud computing specially on Software as a Service (SaaS) is currently powerful instrument and has attracted substantial attention from industrial, practitioners and academics. This paper aimed to develop an integrated model designed to predict, to examine and to understand information system quality on Software as a Service during the formation of sustainable of continuous intention o...

Software-as-a-Service (SaaS) and Model-Driven Engineering (MDE) are two of the most dominant software engineering paradigms nowadays. Multi-tenancy is the key to successful SaaS. In this paper, we introduce a data middleware to customize the multitenant database first. In addition, with the help of model transformation, it is possible to generate SaaS applications from the models. However, most...

Search as a Service (SaaS) is a cloud service model whose main focus is on enterprise search or site-specific web search. Modern companies require fast and accurate information from their internal databases, internal document stores, or through the content of a website. Having a reliable searching mechanism is essential for both internal company staff and for external customers. In this paper t...

A multi-tenant database is the primary characteristic of SaaS, it allows SaaS vendors to run a single instance application which supports multiple tenants on the same hardware and software infrastructure. This application should be highly customizable to meet tenants’ expectations and business requirements. This paper examines current solutions on multi-tenancy that provide flexible data model,...

Scholarly reviews expound that current prevailing on-premise Enterprise Resource Planning (ERP) systems could not be sufficient for enterprises to form highly dynamic units around vibrant requirements of the market. In response to satisfying ever-changing demands of the market, cloud computing has been recently emerged which its basic promise is convergence of IT efficiency and business agility...

Software as a Service (SaaS) applications fully exploit the potential of elastic Cloud computing Infrastructure as a Service (IaaS) platforms by enabling new highly dynamic Cloud provisioning scenarios where application providers could decide to change the placement of IT service components at runtime, such as moving computational resources close to storage so to improve SaaS responsiveness. Mo...

Despite the “buzz” about Software as a Service (SaaS), decision makers still often refrain from replacing their existing in-house technologies with innovative IT services. Industry reports indicate that the skeptical attitude of decision makers stems primarily from a high degree of uncertainty that exists, for example, due to insufficient experience with the new technology, a lack of best pract...

The ever increasing Internet bandwidth and the fast changing needs of businesses for effectiveness with the partners in the procurement chain and is leading organizations to adopt information systems infrastructures that are cost effective as well as flexible. The question seems to be: what is driving organizations to go in for Software as a Service (SaaS) based e-procurement and ERP, rather th...