Ikhwalithi yedatha

La ikhwalithi yedatha si riferisce alla precisione, completezza e affidabilità delle informazioni contenute in un insieme di idatha. È fondamentale garantire una buona ikhwalithi yedatha per prendere decisioni accurate e affidabili. La valutazione e il monitoraggio della ikhwalithi yedatha sono importanti per assicurare che siano adeguati alle esigenze e agli obiettivi di un’organizzazione.

La ikhwalithi yedatha ngayinye I-Intanethi yeWebhusayithi è data dalla seguente frase : “un idatha non di qualità è un costo per la azienda, e la ikhwalithi yedatha kumele ibize kancane kancane”.

I idatha Ngamafutha enkulungwane entsha yeminyaka, i idatha enkulu ziwubuchwepheshe obonakalisayo ngoba lapho ushintsho lushuba ngokwengeziwe, kuba khona okusha emisha. Iwebhusayithi ejensi ye-inthanethi ikholelwa ukuthi i- ikhwalithi yedatha ikusasa, a idatha hhayi ngekhwalithi izindleko zezinkampani futhi idatha imikhiqizo yekhwalithi kufanele ihlale ibiza kancane.
I-Intanethi yeWebhusayithi isebenza ku idatha, hhayi kuphela labo abasondelene nathi abasikhethayo.

I idatha ngohlobo lwe-elekthronikhi ludlala indima ebaluleke kakhulu emphakathini wezobuchwepheshe bolwazi nezokuxhumana (ICT) futhi ngenxa yokusabalalisa kwabo "ikhwalithi" idatha ngefomethi ye-elekthronikhi nomphumela wayo kuzo zonke izinhlobo zemisebenzi yomphakathi we-ICT kuya ngokuya kubaluleke kakhulu.
Ukubaluleka kwe- ikhwalithi yedatha ezinqubweni zokuthatha izinqumo kutholakale esitatimendeni sekhwalithi ye-European Statistical System: "Sinikeza i-European Union kanye nomhlaba ulwazi olusezingeni eliphakeme ngomnotho nomphakathi ezingeni laseYurophu, likazwelonke kanye nesifunda, futhi senza lolu lwazi lutholakale kuwo wonke umuntu njengesisekelo sokwenza izinqumo, ucwaningo kanye nenkulumompikiswano. " Ku- ikhwalithi yedatha, a idatha hhayi ngekhwalithi izindleko zezinkampani futhi idatha imikhiqizo yekhwalithi kufanele ihlale ibiza kancane.
IDatha Warehousing Institute, embikweni wango 2002 ikhwalithi yedatha, uthi kukhona igebe elikhulu phakathi kokubona neqiniso le- ikhwalithi yedatha ezinhlanganweni eziningi, futhi lezo zinkinga zihlobene ikhwalithi yedatha kubiza amabhizinisi ase-US ngaphezu kwama- $ 600 billion ngonyaka, naku- ikhwalithi yedatha, a idatha hhayi ngekhwalithi izindleko zezinkampani futhi idatha imikhiqizo yekhwalithi kufanele ihlale ibiza kancane.
I idatha ngohlobo lwe-elekhtronikhi zingcono ngokwekhwalithi kune idatha egcinwe emaphepheni, uma ngabe ikhwalithi yedatha: a idatha hhayi ngekhwalithi izindleko zezinkampani futhi idatha imikhiqizo yekhwalithi kufanele ihlale ibiza kancane.
I-Intanethi yeWebhusayithi isebenza ku Ikhwalithi yedatha lapho, isidingo sokuqonda nokuxazulula izinkinga zekhwalithi futhi ngenxa yalokho ukwazi izimpendulo zemibuzo elandelayo: Yini empeleni i- ikhwalithi yedatha? Yimaphi amasu, izindlela nezinkinga ezikuyi ikhwalithi yedatha ingabe sezihlanganisiwe? Yiziphi izindlela ezaziwa kakhulu nezinokwethenjelwa kakhulu? Yiziphi izinkinga ezingakaxazululwa?
Izingqungquthela eziningi zomhlaba wonke zikhuthazwe yimiphakathi enezisekelo ze idatha kanye nezinhlelo zolwazi njengomkhakha omkhulu wophenyo; uhlelo lokuqala lweNgqungquthela Yomhlaba Wonke Yezinga Lolwazi (ICIQ), ehlelwe ngokwesiko eMassachusetts Institute of Technology (MIT) e Boston, ihlehlela emuva ku-1996; I-Workshop Yamazwe Ngamazwe Ngekhwalithi Yolwazi Ezinhlelweni Zolwazi (IQIS) iye yasekela ingqungquthela ye-SIGMOD kusukela ngowezi-2004; i-seminar yamazwe ngamazwe Idatha kanye Nekhwalithi Yolwazi (DIQ) ibanjwe ngaphakathi kweNgqungquthela Yezobunjiniyela Bolwazi Oluthuthukisiwe (CAiSE) kusukela ngo-2004; kanye nesemina yamazwe ngamazwe i-Quality of Information Systems (QoIS), ibibanjwe ngokubambisana neNkomfa ye-Entity Relationship (ER) kusukela ngo-2005. Ezinye izingqungquthela ziba kuzwelonke EFrance, Germania nase-United States.

In i-web ejensi ye-inthanethi, senza ucwaningo kanye nentuthuko ku ikhwalithi yedatha, akubona abasondelene nathi kuphela abasikhethayo.

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