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In this paper, the development and reuse of data generated by the ERP system of Baotou Steel as data source of heterogeneous system are introduced. The master-slave database is realized with HADR technology and the operation of reading data from heterogeneous systems is executed on slave database so that the bottleneck of performances for database could effectively be solved.

, authors=Jian-guo Wang, Chun-ming Duan, Yong Wang, authorsList=Jian-guo Wang, Chun-ming Duan, Yong Wang, authorCompany=null, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1319243273785430496, articleId=1319243271763775966, tenantId=1146029695717560320, journalId=1185652524569653253, language=CN, title=HADR技术在包钢ERP数据库的应用, columnId=1185882040256840459, journalTitle=包钢科技, columnName=设备与自动化, runingTitle=null, highlight=null, articleAbstract=

文章介绍了包钢ERP系统产出数据作为异构系统数据来源的开发与再利用。通过采用HADR技术，实现主从数据库，把异构系统读取数据的操作放到从数据库上执行，可以有效解决数据库的性能瓶颈问题。

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汪建国（1987-），男，天津市人，硕士，工程师，现从事信息系统运维工作。

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汪建国（1987-），男，天津市人，硕士，工程师，现从事信息系统运维工作。

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