The Study On Application Of The Distributed Database In Bank Card Acquiring Professional Service System

Recently, with the development of the financial electronic information, people arestrengthening their consciousness of using bank cards. For cardholders who use bank cards topay, not only is it convenient to carry the cards, but also it has become the pronoun of fashion.Bank cards, as an essential financial payment tool in our life, bring us a lot of convenience.With the rapid growth of consumption and the widely application of new technology, theoffline acquiring market has developed quickly in our country. All kinds of innovations arevery active, and new market players are increasingly taking part in the fierce marketcompetition, thus the pattern of traditional acquiring market is facing a new adjustment. Thedevelopment of electronic commerce and Internet has an impact on the traditional acquiringmarket, and there are many new situations and problems in the acquiring market. As aprofessional service agency to provide acquiring for cardholders, merchants and commercialbanks, whether for the informationization development of the enterprise, or at the request ofrelevant regulations put forward by the supervision organization, it is necessary to design a setof professional service and management acquiring system, which can record the merchants identity information, installation and usage of the machine, patrol and maintenance, and cantimely update all the information.In this thesis, the topic is on the background of the practical application demand of theprofessional service acquiring system, combined with bank cards management process interms of professional acquiring service which is carried out by All-In-Pay Guangdong branch.The author researches and practically analyzes the topic through the basic theory of thedistributed database system and key technology. At the same time, the author further analyzesthe problems which exist in the current centralized database management system inAll-In-Pay Guangdong branch. In the end, the scheme of distributed database, which is basedon the strategy of horizontal partitioning and the technology of linking to the server, is putforward and realized.Having been completed, the bank card acquiring professional service system, which isbased on distributed database, will change the traditional way of centralized data storage. And collaborative management between the provincial company and secondary branch in theprovince can be obtained. On the system application, allow the provincial company andsecondary branch in the province to control the data locally, and to store the frequently-useddate locally for the convenience of the data input, query, and analysis. In a distributedenvironment, using the replication technology of the SQL Server database and the function ofthe distributed link Servers can ensure the integrity and consistency of the data between theprovincial company and secondary branch in the province, and some redundant data aredesigned to ensure the security and stability of the data. In this way, this system has realizedthe maximization of the utilization of resources, improved its ability of handling andapplication, and brought high quality and efficient service for the user. Besides, it also has thesignificance of reference and promotion in the application and management of bank cards professional acquiring service.