Online Transaction Processing System - 4954 Words

What is an OLTP System? Online Transaction Processing (OLTP) systems are one of the most common data processing systems in todays enterprises. Classical examples of OLTP systems are order entry, retail sales, and financial transaction systems. OLTP systems are primarily characterized through a specific data usage that is different from data warehousing environments, yet some of the characteristics, such as having large volumes of data and lifecycle-related data usage and importance, are identical. The main characteristics of an OLTP environment are: * Short response time The nature of OLTP environments is predominantly any kind of interactive ad hoc usage, such as telemarketeers entering telephone survey results. OLTP systems require†¦show more content†¦A partition management operation generates less redo than the equivalent DML operations. * Potential higher concurrency through elimination of hot spots A common scenario for OLTP environments is to have monotonically increasing index values that are used to enforce primary key constraints, thus creating areas of high concurrency and potential contention: every new insert tries to update the same set of index blocks. Partitioned indexes, in particular hash-partitioned indexes, can help to alleviate this situation. Online transaction processing has become the order of the day. Online transaction processing undergoes constant improvisation and change to stay in tune with the market demands. Online transaction processing is said to be the key factor in deciding a companys stake in the market for the competitors may otherwise have an edge because online transaction processing services cater to a global audience. The trends in online transaction processing are improving day after day. Online transaction processing enables internet based applications to function in an efficient manner. When applications are dealing with online details transaction processing helps in providing the required information in the form of input and deriving the results by carrying out the operations in the form of output. They are used in most of the business in theShow MoreRelatedNotes On Productivity And Performance Management1265 Words   |  6 Pagesdifferent places such as Human Resources, or Radiology. The data is also stored in different format. They may also be in different computer systems for instance data is housed in the Human Resource computer system, clinical system, billing department system, and those that are in the administrative system. With advanced technology, there are even more systems that house data such as your smart phone and fitness monitors. The ability to gather the information from all the various sources, and formatsRead MoreInformation On Line Transact ion Processing989 Words   |  4 PagesETL Overview Within an enterprise there are various different applications and data sources which have to be integrated together to enable Data Warehouse to provide strategic information to support decision-making. On-line transaction processing (OLTP) and data warehouses cannot coexist efficiently in the same database environment since the OLTP databases maintain current data in great detail whereas data warehouses deal with lightly aggregated and historical data. Extraction, Transformation, andRead MoreIst Quiz 1 Essay2291 Words   |  10 PagesChapter 1 1. Organizations use computers and information systems to reduce costs and gain a(n) ________ in the marketplace. a. Marketing advantage b. Competitive disadvantage c. Quality advantage d. 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Read MoreQuestions On Batch Processing And Online Processing1325 Words   |  6 Pagesdifference between batch processing and online processing. A. Batch Processing Online Processing 1. In this processing method all tasks are performed as a batch. Means all transactions are grouped and executed at one time. 2. Here in this type of processing records or reports of those transactions are available after processing the batch only. 3. All records are updated into master databases after batch processing. Before processing we will not get any reports