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when databases attack a guide for when to stick to files

when databases attack a guide for when to stick to files

ID：7295937

大小：592.28 KB

页数：12页

时间：2018-02-10

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1、CHAPTER12WhenDatabasesAttack:AGuideforWhentoSticktoFilesTimMcNamaraMyMastersdissertationstillfeelslikesapersonaldefeat.Atleastfourmonthsofthenine-monthprojectweresabotagedbecauseIdidn’tunderstandtheimplicationsofthetechnologychoicesthatIwasmaking.Thischapterwillbeabitofapostmortemoftheprojectan

2、dawalk-throughofastrategyIshouldhaveused:storingplain-textdataon-disk,insteadofinadatabase.HistoryButfirst,alittlemoreaboutmystory.In2010,IwasundertakingaMastersinPublicPolicyatVictoriaUniversityofWellington.Iwasfocusingmyeffortsontheargumentssurroundingopendatawithinthesciencesector.Specifical

3、ly,Iwantedtoknow:dotheargumentsthatacademics,officials,politicians,andthepublicalign?Ihadthesensethatopendataandopengovernmentmeantquitedifferentthingstodifferentpeople,andIwantedtoquantifythat.Gettingaccesstoinformationaboutwhatofficialsthoughtaboutopendatawasfairlyeasy.TherewasamajorreviewofN

4、ewZealand’spubliclyfundedresearchbodiesbeingundertakenatthetime.PolicyadvicebetweendepartmentsisavailableundertheOf‐ficialInformation1982,whichisNewZealand’sfreedomofinformationstatute.Infor‐mationfrompoliticiansareeveneasiertofind,astheytalkallthetime.Allpressreleasesaresyndicatedviascoop.co.n

5、z.Butwhatabouttheviewsofthepublicatlarge?Thepoliticalblogosphereisveryactive.Whileblogshavediminishedinqualityanddepthwiththematurityofsocialmedia,passionatepeopleseemtodrawthemselveswillinglyintotheflameofpoliticaldebate.151BuildingMyToolsetIneededtolearntextanalysisandnaturallanguageprocessin

6、g(NLP)techniques,butmysupervisorandIwereconfidentthatitwouldbepossibletodrawsomeinferencesfromthislargecorpusofmaterial.ThegeneralapproachwastocrawltheNewZealandpoliticalblogosphere,identifydiscussionthreadsaboutopendata,identifypeoplewhocommentonthistopic,thenpulloutthethemesofthesecomments.Iw

7、asalsointendingonspendingsometimeclassifyingcommenters.Perhapswecouldseeiftherewerethingsspecialaboutcommentersinterestedinopendata.Thedissertationitselfwasasuccess,butnoneofmyworkfromtheblogospherecouldbeincluded.Partwaythroughth

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