毕业设计(论文)网:http://www.56doc.comQQ:306826066毕业设计(论文)网:http://www.56doc.comQQ:306826066摘要随着社会发展，各种国家行政部门、企事业性单位不断壮大与完善，其分机机构、分子公司分布不同地区和城市，单位或公司的员工不断增加。为了方便单位管理部门实时、准确对所有员工进行考勤管理，许多新型信息化考勤系统应运而生。本文研究了一种基于INTERNET广域网络的考勤方案，此方案与现今己使用的考勤方案相比，具有用户使用更简单、节约成本、实时、高效等优点。本文中所做的主要工作如下：1、介绍了INTERNET考勤的背景。2、阐述整个INTERNET考勤系统的系统结构及需求；分析了系统实现中的特殊性、难点和重点。3、实现了数据库设计，实现机构设置、职务设置、人员管理、派工、请假、加班及相应查询统计等模块；实现窗口25个、数据窗口56个。4、分析并解决实现中的重点技术问题，如INTERNET网点对点的拨号联接技术、VPN架设技术、PowerBulder数据窗口设计、SqlServer远程数据复制等。5、对软件进行验证与确认。关键字：VPNPowerBulder数据窗口SQLServer复制ABSTRACTAlongwiththedevelopmentofthesociety,thenumberoftheadministrativedepartments,enterprisesandcorporationsbecomeslargerandlarger.Thesystemisgettinghealthy.Branchesandsubsidiarycompaniesaredistributedindifferentareasandcities,whilethestaffbecomesconstantlylarge.Inordertoaccuratelyprovidemoreconvenientmanagementtocheckonworkattendanceinrealtime,manynewpatternsofsuchinfosystemcomeforth.ThisarticleprovidesonesolutionwhichisbasesonWAN.Comparedwiththeactualsolution,itcanbemoresimplyusedandthecostwillbedecreased,whilerealtimeandhighefficiencycanbealsoachieved.Thefollowingsarethemainpointsofthepaper:1.itwillintroducethebackgroundofInternet-basedattendancechecksystem;2.itwillexpoundthewholearchitectureandrequirementsoftheInternet-basedattendancechecksystemandhasanalyzedtheparticularities,difficultiesandthekeypointsinthecourseofsystemrealization;3.thedesignofdatabasehasaccomplished,andmodulesincludedepartmentinstallment,functioninstallment,staffmanagement,taskdistribution,leaveapplication,workovertimemanagementandrelevantinquirystatisticsetc.Including25forms,and56dataforms.4.thekeytechnicalproblemshavebeenanalyzedandsolved,forexample,dial-upP2PconnectioninInternet,VPNframework,windowsdesignwithPowerBuilderdata,remotereplicationinSQLserveretc.5.wehavecarriedoutsoftwareauthenticationandconfirmation.KeyWord：VPNPowerBulderDataWindowSQLServerCopy目录TOC\o"1-3"\h\zHYPERLINK\l"_Toc75773619"1、引言PAGEREF_Toc75773619\h5HY