Database System in a Retail Environment We are in a world of information boom and efficient management of data holds the key for success in this new business environment. The world of Internet has opened new vitas for corporations to take their business into a global level. Data management is at the center of all business applications and database systems are the very core of this new business perspective. Database systems

Databases and their relational file structures have also progressed to the point of being open in architectural structure enough to allow for real-time updates via XML calls and integration points throughout individual and shared files (Roth, Hernandez, Coulthard, Yan, et al., 2006). This open architecture-based approach to XML integration is also making databases ideally suited for transaction-intensive environments throughout e-commerce websites and throughout complex transactions involving multiple selling partners through

Database marketing, sales force automation and virtual reality are three of the newest trends in technology to impact the way company's market to their customers. All three technologies offer specific advantages and disadvantages for their use. The appropriate use of the technology must be based solidly on the type of product, costs incurred, and the nature of relationship with clients. When used in a judicious way, all three technologies can

With optimistic concurrency control, the database checks resources to determine if any conflicts have occurred only when attempting to change data. If a conflict occurs, the application must read the data and attempt the change again. Pessimistic concurrency, on the other hand, control locks resources as they are required, for the duration of a transaction. Unless deadlocks occur, a transaction is assured of successful completion 5.5 Audit Tracking Although auditing does

They in short link and map ideas that already exist, creating real time answers to questions as they are applied to new and archived knowledge or action plans. According to IDC reports, most data warehouses will be stored in a columnar fashion and not in rows, reporting and data collection problems will be solved with databases that have no formal schema at all, horizontal scalability through clustering will be achieved

Queries are posed in terms of a certain query language over the alphabet of the global ontology and are intended to extract a set of tuples of elements of the semantic domain. In accordance with what is typical in databases, each query is required to have an associated arity and that it extract only tuples of that arity. Given a source database for O, the tuples of interest are