Computer and Modernization

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StorageReplication Technologyof Heterogeneous Database#br# in Regional Network

  

  1. (NARIGroupCorporation,Nanjing211100,China)
  • Received:2018-05-10 Online:2018-08-23 Published:2018-08-27

Abstract: Traditionalheterogeneousdatabasestorageandreplicationtechnologyonlyfocusesondatasecurity,ignoringthetimelinessandreliabilityofheterogeneousdatabasestoragereplication.Tosolvethisproblem,anewstoragereplicationtechnologyforheterogeneousdatabaseinregionalnetworkisproposed.First,theheterogeneousdatabasestorageframeworkintheregionalnetworkisconstructed,andtheheterogeneousdataofthepowerenterprisedisasterpreparednesscenterisstoredbythedirectionalrandomwalkmethod,andthedataintheheterogeneousdatabasearequeriedandprocessedonthebasisofthemultiforkindextree.Thenthedataofthelocaldisastercenterarebackedupbytheuniformtreedistributionbackuptechnology,thedatatoberecoveredisdividedintoseveralparts,andthedatarecoveryisrealizedthroughseveraldifferentremotebackupservers.Theproposedtechnologyisappliedtothedisasterrecoverycenterofpowerenterprises.Theresultsshowthattheproposedtechnologyhashighstorage,replicationandbackuprecoveryperformance.

Key words: regionalnetwork, heterogeneousdatabase, storage, replication

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