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1、摘要随着计算机技术、网络技术和数据库技术的飞速发展,邮政信息化建设发展很快,近年来很多金融类系统顺利上线运行,由于邮政金融系统信息化水平的不断提高,各种利用计算机技术作案的事情越来越多,为了维护邮政金融信息化的安全和用户的利益,提出了建设邮政金融电子稽查系统,而如何实现业务数据进行同步实时复制的就成了一个必须解决的问题。论文首先从系统的研究背景、发展现状和关键技术进行论述,介绍了系统的逻辑结构和物理架构。然后重点介绍了采集数据用到的数据库快照技术,介绍了数据库快照技术的原理和在电子稽查系统中的设计与实现;功能设计部分分别介绍了系统的运维
2、功能和业务功能,并对这两部分系统的功能设计做了详细的论述实现部分介绍了系统模块的实现方法和结果。最后,论文通过对系统进行测试,验证了系统的功能性、可用性,并对系统的实现进行了客观的评估。该邮政电子稽查系统已经在陕西邮政得到了实际的应用,实现了金融数据的实施预警功能,达到了预期的效果。关键词:电子稽查数据库快照数据备份数据采集AbstractWiththerapiddevelepmentofcomputertechnology,networktechnologyanddatabasetechnology,theconstructionof
3、postalinformationizationisdevelopedrapidly,andinrecentyears,alotoffinancialsystemshavesuccessfullyrunon-line.Becauseofthecontinuouslyrisingleveloftheinformationizationofthepostalfinancialsystem,allkindsofcrimecommittedbyusingcomputertechnologybecomemoreandmorecommon.Inor
4、dertosafeguardtheinformationizationofthepostalfinancialsystemandtheinterestsoftheusers.Weproposeaelectronicinspectingsystem,andinvestigatetheproblemabouthowtocopythedatetodatabaseatthesametime.Thisthesisstartsfromtheresearchbackground,currentconditionandkeytechnologyofth
5、eelectronicinspectingsystem,andduringthefirstpart,theintroductionofthesystem’slogicalstructureandphysicalstructureisincluded.Thenthethesisfocusesonanalyzingthedatabasesnapshottechnologyutilizedindatacollection.Theanalysisincludestheprinciplesofthedatabasesnapshottechnolo
6、gyaswellasitsdesignandimplementationintheelectronicinspectingsystem.Inthefunctiondesignpart,thethesisintroducesthesystem’soperationandmaintenancefunctionaswellasservicefunction,andbothfunctions’designweredetailedlyexplained.Ontheotherhand,intheimplementationpart,itintrod
7、ucestheimplementationmethodsandresultsforthesystemmodule.Finally,bytestingtheelectronicinspectingsystem,thethesisverifieditsfunctionalityandtheavailabilityandgaveaobjectiveassessmentforthesystem’simplementation Thepostale-inspectionsystemhasbeenpracticallyappliedinShaa
8、nxiPost.Duringtheapplication,thereal-timeearlywarningfunctionforfinancialdata’ssecuritywasrealizedandth