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Database Management Systems & DBMSs

huab xam

Ntawm cov txheej txheem thev naus laus zis ntawm peb qhov pov tseg, lub huab Kev suav nthuav tawm nws tus kheej nrog cov chaw muaj zog: txawm hais tias ntawm ib sab nws tuaj yeem muab cov sijhawm zoo, ntawm qhov tod tes nws sawv cev rau qhov kev kub ntxhov tseem ceeb hauv ib puag ncig uas nws tau qhia, yog li hem kev lag luam hauv kev lag luam.

Twb tau ntawm nws lub hauv paus chiv keeb, thiab nyob rau hauv ib txoj kev sib koom ua ke pib txij li 10-15 xyoo dhau los, IT tau nthuav tawm nws tus kheej raws li kev pabcuam rau cov neeg siv, uas yog, raws li cov peev txheej nyiam rau outsourcing es tsis yog hauv tsev. Thawj cov khoos phis tawj yog cov tshuab kim, cov khoom siv hluav taws xob, yog li lub koom haum tsis tau yuav tag nrho lub tshuab, tab sis them nyiaj kom muaj peev xwm tswj tau thiab khiav nws tus kheej software; Txawm li cas los xij, lub tshuab tseem nyob hauv "chaw pabcuam" uas muab lub tuam txhab muaj peev xwm ua tau.

Nrog rau kev hloov pauv thev naus laus zis, qhov kev txwv qhov ntev no tau ploj mus: cov tuam txhab yog li ntawd txav mus rau kev tsim cov software hauv tsev lossis kev yuav khoom ntawm tib yam los ntawm cov neeg muag khoom tshwj xeeb. Kom meej meej qhov no tau ua rau muaj kev loj hlob ntawm ICT ntu ntawm ntau lub tuam txhab, thaum kawg ua rau lawv ntsib teeb meem ntawm seb qhov kev xaiv los tsim lawv tus kheej software yog kim heev.

Thawj cov tuam txhab nug lawv tus kheej qhov teeb meem no yog cov tuam txhab loj, uas ua tau kom txav mus rau tag nrho ICT seem sab nraud, qhia txog kev sib cog lus tawm: tes hauj lwm, servers, kev saib xyuas ib hnub dhau ib hnub, kev tsim kho software, tsis ua haujlwm hauv lub tuam txhab. thiab tuaj yeem raug kho zoo li lwm yam kev pabcuam, tseem hais txog kev tswj hwm thiab txo cov nuj nqis.

L’outsourcing ha avuto successo perché permetteva di ottenere il servizio di qualità migliore presente sul mercato. L’azienda non poteva raggiungere quella qualità, perché la sua visione del mondo era limitata a sé stessa.

Cov txheej txheem no, txawm li cas los xij, yuav tsum muaj qee yam kev txawj ntawm cov tuam txhab hauv kev sau ntawv cog lus tawm, txhawm rau lav qhov zoo ntawm cov kev pabcuam nyuaj heev uas tau yuav. ICT-savvy cov neeg uas tuaj yeem tswj hwm qhov kev pabcuam zoo yog li xav tau thiab, yog li ntawd, hauv kev muaj tiag tsuas yog cov kev tsim kho vaj tse tau ua haujlwm tsis tsim nyog hauv lub tuam txhab. Txawm li cas los xij, muaj qhov tshwm sim tsis zoo hauv kev siv thev naus laus zis los ntawm cov neeg muag khoom sab nraud: nws tsis tuaj yeem ua kom tus neeg muag khoom tswj hwm, uas dhau sij hawm nyiam txo qhov zoo, qhia kev nruj thiab nce nqi.

Cov kev txiav txim siab no yog li thawb cov tuam txhab rov qab, uas yog, muaj cov tuam haujlwm IT, lossis tsim cov tuam txhab ua ke nrog cov neeg muag khoom uas lawv tuaj yeem tawm tau, kom muaj peev xwm tswj hwm kev tswj hwm ntau dua ntawm cov kev pabcuam thiab cov software muaj.

Thiab nws yog nyob rau hauv daim duab no uas tus huab xam.

Los ntawm txoj kev xav ntawm kev xav, lub huab xam tau yug los ntawm lub tswv yim ntawm daim phiaj xam, uas yog, uas siv cov hwj chim di calcolo distribuita nel mondo in maniera efficiente, cioè sfruttando l’inutilizzato. Questa idea viene inizialmente applicata alla condivisione di file musicali online, mediante reti in cui ognuno è sia un client che un server (Peer-to-Peer). Il problema di questa architettura è che non è possibile individuare il responsabile della condivisione, in quanto impossibile determinare qual è il server da cui hanno origine i dati.

Qhov kev daws teeb meem no kuj tau siv rau hauv kev tshawb fawb, los txhawb cov hwj chim faib xam. Txawm li cas los xij, nws yuav tsum muaj kev sib raug zoo ntawm cov neeg siv, txwv txoj kev loj hlob ntawm daim phiaj suav nws tus kheej. Txawm li cas los xij, cov tuam txhab uas muaj ntau tus servers tig lawv lub siab rau daim phiaj, txawm hais tias tau tsav los ntawm kev xav tau kev lag luam ywj pheej (xav txog. Google ed Amazon). Daim phiaj kev lag luam tam sim no poob qis.

Lub tswv yim qab lub huab Kev suav yog tias cov neeg siv yog cov neeg siv khoom siv, lawv tsis pom tias cov kev pabcuam raug siv li cas thiab lawv ua haujlwm nyob rau hauv ib puag ncig uas muaj zog virtualization.

huab Computing VS Mainframe: sono concettualmente simili, ma radicalmente diversiin termini di hardware.

huab Computing VS Grid: lub tswv yim ntawm cov phooj ywg-rau-peer tsis siv lawm.

huab Computing VS Outsourcing: L’azienda non fornisce il proprio sistemainformativo.

Hardware rau cov huab nws feem ntau ua kom nws tuaj yeem muab tso rau hauv ib lub thawv ntawm 100, 1000, 2000 servers uas twb tau ua kom zoo thiab txias ntawm nws tus kheej, npaj tau muab tso rau "kev muag khoom".

Lub modularization ntawm cov chaw zov me nyuam tso cai rau kev tswj hwm nyias thiab yooj yim thaum lub sij hawm thaub qab, tshwj xeeb tshaj yog xav tias, los ntawm kev muaj cov tshuab zoo tib yam, rov qab kho qhov thaub qab yog txo rau lub sijhawm hloov ntawm cov ntaub ntawv. dati.

Il huab Kev suav yog zoo meej rau kev pib ua haujlwm, vim tias nws tsis tsim nyog los tswj kev tsiv teb tsaws los ntawm cov txheej txheem qub, uas feem ntau yog kev ua haujlwm kim heev. Lub logic ntawm huab Kev suav yog qhov tseeb raws li lub tswv yim ntawm kev them nyiaj ib zaug, uas yog, ua rau tib neeg them nyiaj cov neeg muas zaub tus nqi proportional rau cov peev txheej uas lawv siv. Cov peev txheej tau faib tam sim ntawd los ntawm kev tsim kho vaj tse, yog li kev siv cov peev txheej muaj zog thiab nyob ntawm qhov xav tau ntawm lub sijhawm. Qhov no tso cai rau koj kom muaj cov nqi thiab loj hlob dynamically nrog cov kev xav tau ntawm lub tuam txhab.

Los ntawm kev pom kev lag luam, hauv cov xwm txheej uas siv huab Kev suav tsis raug txwv, muaj txiaj ntsig rau lub tuam txhab uas txawv ntawm 30% thiab 70%. Txawm li cas los xij, tej zaum yuav muaj kev txwv uas qhia txog tus nqi ntxiv, xws li qhov xav tau los nrhiav tus dati (rau kev ceev ntiag tug lossis kev cai lij choj), lossis xav tau kev kho cov kev pabcuam.

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👍Online Web Agency | Web Agency kws tshaj lij hauv Digital Marketing thiab SEO. Web Agency Online yog lub Web Agency. Rau Agenzia Web Online kev vam meej hauv kev hloov pauv digital yog ua raws li lub hauv paus ntawm Iron SEO version 3. Cov Kev Kawm Tshwj Xeeb: Kev Sib Koom Tes, Kev Sib Koom Ua Lag Luam Kev Ua Lag Luam, Kev Pabcuam Tswvcuab Architecture, Cloud Computing, Cov ntaub ntawv warehouse, lag luam txawj ntse, Cov ntaub ntawv loj, portals, intranets, Web Application Tsim thiab tswj cov kev sib raug zoo thiab ntau yam databases Tsim interfaces rau digital media: usability thiab Graphics. Online Web Agency muab cov tuam txhab cov kev pabcuam hauv qab no: -SEO ntawm Google, Amazon, Bing, Yandex; -Web Analytics: Google Analytics, Google Tag Manager, Yandex Metrica; -Cov neeg siv hloov pauv: Google Analytics, Microsoft Clarity, Yandex Metrica; -SEM ntawm Google, Bing, Amazon Ads; -Social Media Marketing (Facebook, Linkedin, Youtube, Instagram).
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Qhov chaw no siv cov txheej txheem thiab profileing ncuav qab zib. Los ntawm txhaj rau txais koj tso cai rau tag nrho cov profileing ncuav qab zib. Los ntawm txhaj rau qhov tsis lees paub lossis X, tag nrho cov ncuav qab zib profile raug tsis lees paub. Los ntawm txhaj rau customize nws muaj peev xwm xaiv qhov profileing ncuav qab zib los qhib.
Lub vev xaib no ua raws li Txoj Cai Tiv Thaiv Cov Ntaub Ntawv (LPD), Swiss Tsoom Fwv Teb Chaws Txoj Cai ntawm 25 Lub Cuaj Hli 2020, thiab GDPR, EU Txoj Cai 2016/679, hais txog kev tiv thaiv tus kheej cov ntaub ntawv nrog rau kev txav dawb ntawm cov ntaub ntawv no.